Top 12 Best Holster For Sig P320 Full Size You Must See
Choosing the right holster for your Sig P320 full size can be challenging. Comfort, accessibility, and secure retention are key factors that many gun owners wrestle with when selecting a holster.
This type of holster is designed for those who carry their firearm regularly and want reliable protection without sacrificing ease of draw. This review will focus on several popular holsters compatible with the Sig P320 full size, highlighting their features, materials, and usability.
By the end, you should have a clearer idea of which holster might suit your specific needs and preferences.
Discover Top Choices for Secure and Comfortable Carrying Solutions
| Image | Product | Price |
|---|---|---|
Our Top Picks 1 ![]() | WARRIORLAND IWB Kydex Holster for Sig Sauer P320 Series | Check Price |
Our Top Picks 2 ![]() | Alien Gear Photon Holster | Check Price |
Our Top Picks 3 ![]() | IMI Defense Level 2 Holster for Sig Sauer P320 Full Size & M17 | Check Price |
1. WARRIORLAND IWB Kydex Holster for Sig Sauer P320 Series
Experience secure and comfortable carry with the WARRIORLAND IWB Kydex Holster designed specifically for the Sig Sauer P320 Series. Crafted from durable .08” US Kydex, this holster offers a perfect fit for full size, compact, and X-Carry models, keeping your firearm protected and accessible.
Its inside-the-waistband design ensures discreet carry without compromising comfort.
Engineered with full trigger coverage and polished edges, the holster minimizes wear on your handgun while enhancing safety. The sweat guard and rear sight shield protect against moisture and impacts, maintaining your firearm’s condition over time. Adjustable retention settings and cant angles provide a customized draw experience tailored to your preferences.
Adjustable retention settings and cant angles provide a customized draw experience tailored to your preferences.
WARRIORLAND’s holster fits securely onto a 5” belt with a sturdy clip featuring a hook to prevent slipping during movement. The audible click confirms your Sig P320 is safely holstered, offering peace of mind. Its adjustable cant ranges from -5° to 20°, making it convenient for appendix, hip, or back carry positions.
Its adjustable cant ranges from -5° to 20°, making it convenient for appendix, hip, or back carry positions. Retention pressure can be fine-tuned using a Phillips screwdriver to match your comfort and safety needs.
The full mag button coverage prevents accidentally pressing the magazine release and ensures no scratches or jittering while carrying. Built for durability and ease of cleaning, the smooth interior avoids handguard damage, making it ideal for daily use.
Left and right-hand draw options add flexibility, accommodating various shooters.
Pros
- Custom molded for precise fit on Sig Sauer P320 series pistols
- Adjustable retention with audible “click” for secure holstering
- Versatile cant angle and comfortable inside waistband carry
Cons
- Limited availability for left or right-hand options at times
The WARRIORLAND IWB Kydex Holster offers a reliable, adaptable solution for those carrying a Sig Sauer P320 full size or compact model. Its thoughtful design and durable materials ensure long-lasting protection and comfort, standing out among competitors for versatility and safety.
| Specification | Details |
|---|---|
| Brand | WARRIORLAND |
| Material | 0.08″ US Kydex |
| Compatibility | Sig Sauer P320 Full Size, Compact, X-Carry |
| Belt Size Fit | 1.5” belts |
| Carry Style | Inside Waistband (IWB) |
| Adjustability | Retention and Carry Cant (-5° to 20°) |
| Holster Clip | Hooked bottom for secure belt attachment |
| Handedness Options | Left and Right Hand Draw Available |
Overall, the WARRIORLAND holster is robust and user-focused. Its adaptability for different carrying angles and retention levels makes it a compelling choice for daily concealed carry with the Sig P320 series.
2. Alien Gear Photon Holster

Secure your Sig Sauer P320 Full Size with the Alien Gear Photon Holster, a design that perfectly blends adaptability and precision. Tailored specifically for models requiring a large weapon light, this holster supports both left- and right-handed users right out of the box.
Built with duty-grade materials in the USA, it stands out for comfort and customization. Ideal for carrying inside or outside the waistband, the holster’s adjustable features allow a personalized fit to enhance your draw.
The Alien Gear Photon Holster is crafted precisely for factory-standard Sig P320 Full Size pistols and compatible large weapon lights. It excludes use without a qualifying light, ensuring that your firearm and light fit flawlessly.
The holster accommodates popular light models such as Streamlight TLR series, SureFire, and others.
Setting itself apart, the design supports ambidextrous carrying styles and versatile placement options, including appendix, strong side, behind the hip, MOLLE, or drop leg carry. Adjustments in cant, ride height, and retention allow users to tailor the firearm’s fit for security and ease of access.
Attention to detail includes optic compatibility for most standard red dots, and the option to expand with a Sidecar magazine attachment adds reload efficiency. The holster performs reliably without interference to suppressor-height sights, making it a smart choice for those wanting both stability and speed.
Pros
- Ambidextrous design suitable for both left and right-handed carry
- Adjustable cant, ride height, and retention settings for customized comfort
- Supports various large weapon lights ensuring secure fit and function
Cons
- Only compatible with specific large weapon lights; not usable without one
Alien Gear Photon Holster combines flexibility with solid construction, making it a reliable option for Sig P320 Full Size owners seeking secure daily carry. Its adjustability and ambidextrous capabilities provide an advantage over many traditional holsters. The inclusion of optics and modular expansion options enhances overall usability.
The inclusion of optics and modular expansion options enhances overall usability.
| Specification | Details |
|---|---|
| Compatibility | Sig Sauer P320 Full Size, M17 series, XCarry variants with specified large weapon lights |
| Material | Premium duty-grade materials |
| Carry Style | IWB and OWB with adjustable mounting for various positions |
| Adjustability | Cant, ride height, and retention settings |
| Optic Compatibility | Most standard red dot sights with closed emitters |
| Country of Manufacture | USA |
| Expansion | Optional Sidecar magazine attachment (sold separately) |
This holster provides a durable and customizable solution for carrying your Sig P320 Full Size with enhanced security and comfort. Its precision fit ensures confidence while handling your loaded firearm. Compared to other holsters in its class, the Photon stands out for its versatile design and quality build, making it a worthwhile investment for responsible firearm owners.
Compared to other holsters in its class, the Photon stands out for its versatile design and quality build, making it a worthwhile investment for responsible firearm owners.
3. IMI Defense Level 2 Holster for Sig Sauer P320 Full Size & M17

Secure your Sig Sauer P320 Full Size or M17 with confidence using the IMI Defense Level 2 Holster. Designed for both reliability and ease, its active retention system offers quick access without sacrificing safety. Crafted to handle everyday carry, duty use, and rigorous training sessions, this holster balances durability with comfort seamlessly.
Crafted to handle everyday carry, duty use, and rigorous training sessions, this holster balances durability with comfort seamlessly.
The adjustable features offer customization tailored to your draw style, making it a versatile companion for various carry preferences. Its smooth interior protects your firearm from unnecessary wear, enhancing its lifespan while keeping it ready for any situation.
IMI Defense has engineered this holster specifically to fit the Sig Sauer P320 Full Size, M17, X-Five, and P250 Full Size models. It supports configurations both with and without manual safety, and is designed for right-hand draw only. The integrated Level 2 retention system features a thumb-activated lever, allowing a firm lockup that can be released swiftly with a natural draw stroke.
Construction utilizes impact-resistant polymer, providing a lightweight yet durable frame. This ensures resistance to cracking and warping, maintaining shape and function despite daily use or training.
Compatibility with IMI Defense’s modular mounting solutions offers significant versatility. Options include paddle, belt loop, belt clip, low-ride belt loop, and drop-leg platforms, allowing quick adaptation to different carry setups.
Pros
- Secure Level 2 retention ensures safety and rapid deployment.
- Highly durable, impact-resistant polymer with resistance to warping.
- Adjustable cant and 360° rotation for personalized carry options.
Cons
- Designed exclusively for right-hand draw, limiting left-hand users.
The IMI Defense Level 2 Holster delivers a well-rounded package focusing on security, comfort, and adaptability. Its robust build and thoughtful design provide excellent value for those who carry a compatible Sig Sauer pistol. Compared to similar holsters, it stands out through its retention system and modular mounting compatibility, appealing to those seeking a dependable daily carry option.
| Brand Name | IMI Defense |
|---|---|
| Manufacturer | IMI Defense LLC |
| Unit Count | 1 Count |
| Number of Items | 1 |
| UPC | 813782020131 |
| Number of Packs | 1 |
| Included Components | Sig P320 Holster and Paddle Attachment |
| Compatible Models | P320 Full Size, M17, X-Five, P250 Full Size (with/without manual safety) |
| Draw Style | Right-hand only |
In my experience, this holster’s blend of functionality and durability makes it a smart choice for anyone who carries a Sig P320 Full Size. Its retention system instills confidence in secure carry while allowing quick, intuitive access. The mounting flexibility and design precision elevate its appeal over many basic holsters.
4. WARRIORLAND OWB Kydex Holster for Sig P320

Experience reliable and comfortable firearm carry with the WARRIORLAND OWB Kydex Holster designed for the Sig P320 series. Crafted to combine durability and precise fit, it offers keen functionality for daily use.
Whether for open carry or secure transport, this holster stands out for its thoughtful design and confident retention.
Its construction with 08 US-made Kydex ensures resilience without sacrificing comfort. The holster fits multiple Sig P320 variants, including M17, M18, Full Size, Compact, and X Carry models. This flexibility supports users who own different configurations of the Sig P320 family.
This flexibility supports users who own different configurations of the Sig P320 family.
The holster features an optic-ready cutout that accommodates many popular red dot sights, enhancing targeting without compromising convenience. Its open muzzle design purposely allows clearance for threaded barrels or compensators, providing versatility for those with firearm modifications. The Posi-Click retention lock offers audible confirmation of secure weapon seating and maintains solid retention while enabling swift draw when needed.
Designed as an outside-the-waistband paddle holster, it fits belts sized between 5 and 75, using a strong paddle with a bottom hook to reduce wobble or movement during activity. The design safeguards against accidental discharge by covering the trigger guard fully, while the polished interior gives a smooth, scratch-free draw. Rounded edges add to comfort for extended wear, avoiding irritation from sharp corners.
This holster suits firearms owners who value a balance of durability, quick access, and adaptability to optic and muzzle accessories. It outperforms some competitors by offering an optic cut and muzzle clearance at an affordable construction quality, blending practical features with strong material.
Pros
- Compatible with multiple Sig P320 models including optic-ready design
- Posi-Click retention provides secure and audible locking
- Comfortable paddle holster with stable bottom hook and rounded edges
Cons
- Not compatible with Sig P320 models equipped with lasers or lights
The WARRIORLAND OWB Kydex Holster offers solid performance with adaptable features for the Sig P320 full-size series. Its build quality and retention system provide peace of mind in carry situations.
| Specification | Details |
|---|---|
| Brand | WARRIORLAND |
| Material | 0.08″ US-made Kydex |
| Compatibility | Sig P320 M17/M18, Full Size, Compact, X Carry (no laser/light) |
| Retention System | Posi-Click retention lock with audible click |
| Carry Style | Outside The Waistband (OWB) paddle holster |
| Belt Size Compatibility | 1.5″ to 1.75″ belts |
| Trigger Guard Coverage | Full, with smooth interior finish |
| Other Features | Optic-cut and open muzzle design for accessories |
In my experience, this holster balances comfort and functionality well for Sig P320 users seeking a versatile OWB option. It brings noteworthy retention and ergonomic design at a competitive value compared to other holsters lacking optic compatibility. Ideal for those avoiding laser/light configurations.
5. Alien Gear Rapid Force Level 2 OWB Holster Right Hand

The Alien Gear Rapid Force Level 2 OWB Holster is designed for those seeking reliable and secure carry options for their Sig Sauer P320 Full Size pistols. Crafted to meet the demands of active users, it offers durable construction paired with thoughtful features tailored to enhanced firearm retention and accessibility.
Engineered specifically for right-handed shooters using select P320 models, this holster balances quick draw capability with dependable security. Its modular setup supports seamless adaptability across various carry preferences, making it a versatile addition to any gear setup.
This holster accommodates a broad selection of Sig Sauer P320 models including Full Size, M17, XFull, and more, but excludes subcompact and certain series firearms. It requires installation of a large weapon light for optimal retention and performance, safeguarding your firearm during active use. The level 2 retention system uses adjustable passive tension complemented by an intuitive thumb release, delivering fluid access without sacrificing security.
This feature is particularly advantageous during duty, training, or outdoor scenarios where fast response times are essential.
Compatibility with most rear-mounted red dot optics and suppressor-height sights adds to its utility, although some specialized optic models are excluded due to clearance constraints. The holster’s integration with Alien Gear’s Rapid Force Quick Disconnect System allows effortless switching between belt, paddle, MOLLE, or drop-leg platforms, enhancing adaptability for various carrying needs. Constructed from robust proprietary polymers, this holster is built to endure rigorous environments, earning trust from law enforcement and military users alike.
With its thoughtful build quality and multi-platform readiness, it serves well for professionals who demand reliability and dynamic firearm accessibility. The holster’s design provides a blend of retention security and smooth draw, ensuring readiness without hesitation.
Pros
- Adjustable passive retention with thumb release for quick access
- Compatible with large weapon lights and rear-mounted optics
- Modular design supporting multiple carry platforms via Quick Disconnect System
Cons
- Not compatible with P320 subcompact models and certain optic types
The Alien Gear Rapid Force Level 2 OWB Holster offers a well-rounded solution for right-handed shooters needing secure and fast firearm access. Its modular design, solid retention, and compatibility with a range of accessories make it suitable for professional and recreational use. This holster stands out among similar models by combining duty-ready durability with practical convenience.
This holster stands out among similar models by combining duty-ready durability with practical convenience.
| Feature | Details |
|---|---|
| Brand | Alien Gear |
| Compatible Firearms | Sig Sauer P320 Full Size, M17, XFull, Compact, Carry, M18, XCarry, AXG, RXP, Spectre, XFive |
| Retention Level | Level 2 with adjustable passive retention and thumb release |
| Light Compatibility | Large weapon lights only (see fitment specifics) |
| Optic Compatibility | Most rear-mounted red dot optics and suppressor-height iron sights (excludes Trijicon SRO, RMR HD, Holosun P.ID Plus/Dual) |
| Quick Disconnect System | Yes, supports belt slide, paddle, MOLLE, drop-leg |
| Material | High-strength proprietary polymers |
| Hand Orientation | Right Hand Only |
From my perspective, this holster strikes an excellent balance between security and speed, with robust construction that suits both daily carry and professional demands. Its modular features add value by allowing easy customization for various tactical situations.
6. WARRIORLAND OWB Kydex Holster for Sig P320 M18 M17 Right Hand

Designed for reliability and precision, the WARRIORLAND OWB Kydex Holster offers a secure fit tailored specifically for the Sig Sauer P320 series. Its robust construction and intuitive thumb lock system make quick access seamless, ensuring safety without sacrificing accessibility during use.
Engineered with a focus on durability and functionality, this holster combines a polished finish with practical features suited for everyday carry. Whether for professional use or personal defense, it supports a wide range of weapon configurations including optics and compensators.
Crafted from high-quality Kydex, the holster boasts a smooth internal structure that prevents any scratching or wear on the firearm. A hand-polished edge adds to the comfort and aesthetic appeal, eliminating sharp surfaces that could cause irritation during carry.
A standout feature is the thumb lock and release, which provides level II retention to keep the pistol securely locked in place. This system ensures that only the wearer can draw the weapon, adding a layer of security without slowing down the draw process.
Adjustability is another strong point — the 360-degree adjustable belt clip fits belts from 5 to 25 inches wide, allowing for versatile carry positions. Its optics cut and compatibility with various compensators expand usability for different shooting preferences.
Pros
- Secure thumb lock retention prevents unauthorized draws
- Hand-polished edges and smooth interior protect firearm finish
- Highly adjustable 360-degree belt clip suits multiple carry positions
Cons
- Not compatible with laser or light attachments
The WARRIORLAND OWB Kydex Holster is a reliable and functional option for those using the Sig P320 full-size models. Its retention system and build quality make it a safe choice for daily use, especially for shooters seeking durability combined with quick draw capabilities.
When compared to similar holsters, it stands out due to its adjustable belt clip and optics cut features.
| Specification | Details |
|---|---|
| Brand | WARRIORLAND |
| Compatible Models | Sig Sauer P320 Full Size, Compact, XCompact, X Carry, M17, M18 variants |
| Material | Kydex |
| Retention Type | Thumb Lock – Level II retention |
| Belt Clip | 360-degree adjustable, fits 1.5″ to 2.25″ belts |
| Weight | 5.6 ounces |
| Features | Optics cut, compensator friendly, hand-polished edges |
In everyday use, this holster delivers consistent performance with a secure hold and comfortable wear. Its adaptability and clean design make it an attractive pick for users prioritizing both convenience and firearm protection.
The audible click confirmation adds peace of mind with every draw and re-holster.
7. CYA Supply Co. Optics Ready IWB Holster Flat Dark Earth

Comfort and reliability form the cornerstone of a quality holster, especially for the Sig P320 full size models. The CYA Supply Co. Optics Ready IWB Holster in Flat Dark Earth blends ergonomic design with durable materials to safeguard your firearm.
Its sleek profile keeps concealment effortless without sacrificing fast access.
This holster is crafted with precision for right-hand draw users who demand a balance of protection and comfort. Featuring a modern polymer build, it stands out for long-lasting wear under various conditions.
Designed specifically for Sig Sauer M17 and P320 Full Size models, it fits firearms with a 7-inch barrel and is optics ready, accommodating many popular sight options. The holster’s boltaron polymer construction offers enhanced impact resistance and withstands extreme temperatures, far surpassing traditional materials used in most IWB holsters.
Its low-profile build, weighing just four ounces, limits printing while providing a full-length sweat guard to shield your firearm from moisture. Custom molding ensures a smooth draw and reholster every time, thanks to recessed friction points that reduce wear on both gun and holster.
The Posi Click system confirms secure holstering audibly and tactilely, while adjustable retention pressure and cant (0-15 degrees) offer personalized comfort and usability. Its simple design promotes all-day comfort, making it a practical choice for professionals and casual carriers alike.
Pros
- Durable boltaron polymer construction resists impact and heat
- Slim profile minimizes printing for discreet carry
- Custom molded fit with adjustable retention and cant angles
Cons
- Not compatible with weapon light attachments
The CYA Supply Co. Optics Ready IWB Holster delivers a reliable blend of durability, comfort, and customization tailored for Sig P320 full size owners.
| Feature | Specification |
|---|---|
| Compatibility | Sig Sauer M17 & P320 Full Size – 4.7″ Barrel, Optics Ready |
| Material | Boltaron Polymer |
| Draw | Right Hand |
| Weight | 4 ounces |
| Retention | Adjustable Pressure & Cant (0-15°) |
| Includes | Holster, Belt Clip, Hardware |
Compared to holsters using traditional Kydex, the boltaron polymer enhances durability and temperature resistance. Users valuing comfort and secure retention will find this holster a great fit.
While it doesn’t support weapon lights, the wide compatibility with popular optics and the slim design make it an excellent option for everyday carry.
8. Pro IDPA Competition Holster for Sig P320 Full Size

The Pro IDPA Competition Holster for Sig P320 Full Size offers a reliable and precise carry solution tailored for serious shooters. Crafted to fit a variety of Sig P320 full-size models, this holster focuses on performance and comfort.
Designed with adaptability in mind, it accommodates various belt sizes and sight options, enhancing its overall utility. Its robust construction promises longevity in demanding environments.
Engineered specifically for the Sig P320 Full Size series, this holster supports barrel lengths between 7’’ and 5’’. Compatibility extends to AXG Legion, AXG Pro, M17, M17X, and other variants, making it highly versatile for multiple firearms.
Featuring a speed cut design, the holster allows use with any red dot sight without interference. The raised sight-line provides 12mm clearance, accommodating suppressor-height sights efficiently. These features ensure quick, smooth draws during competitions or range sessions.
These features ensure quick, smooth draws during competitions or range sessions.
Constructed by Black Scorpion Outdoor Gear, the holster delivers durability suitable for competitive environments. Its inclusion of an IDPA attachment signifies suitability for competition requirements. Users can expect dependable retention and consistent performance every time.
Comfort and ease of use are central in the design, with materials that balance rigidity and wearer comfort. The straightforward setup and compatibility with various setups make the holster an excellent choice for professionals and recreational shooters alike. Its design offers great value by merging adaptability with design sophistication.
Pros
- Wide compatibility with Sig P320 Full Size variants
- Supports red dot sights and suppressor-height sights
- Secure belt attachment fitting 1.5’’ to 2’’ belts
Cons
- Limited to full-size barrel models only
This holster stands out by providing custom fit, flexible sight compatibility, and strong retention tailored for Sig P320 Full Size owners. It balances durability with ease of carry, making it a dependable partner during competitions or regular practice.
| Specification | Details |
|---|---|
| Brand | Black Scorpion Outdoor Gear |
| Compatibility | Sig P320 Full Size (4.7″–5″ barrel), AXG Legion, AXG Pro, M17, M17X, P320MAX, RXP XFull-Size, RXZP, Spectre Comp, XFIVE DH3, XFIVE Legion, XFULL |
| Belt Size Compatibility | 1.5″ – 2″ belts |
| Speed Cut | Compatible with any red dot sight |
| Raised Sight-Line | 12mm clearance for suppressor height sights |
| Included Components | Holster, IDPA Attachment |
| Unit Count | 1 |
From personal experience, this holster feels well-built and offers smooth draws with minimal adjustment. Comparing it to other holsters, its combination of feature set and fit for the Sig P320 Full Size models is impressive.
It suits shooters wanting a balance of comfort, precision, and competitive readiness.
9. Blade-Tech Sig P320FS OWB Holster Right Hand

Experience reliable and comfortable firearm carry with the Blade-Tech Sig P320FS OWB Holster Right Hand. Crafted in the USA from high-strength, heat-resistant polymer, it offers a precise fit for the Sig P320FS, X5 Legion, or M17. Designed for everyday outside-the-waistband use, this holster blends durability with versatility.
Designed for everyday outside-the-waistband use, this holster blends durability with versatility.
Its compatibility with various attachments and optics, including DeltaPoint Pro and suppressor height sights, makes it a flexible choice for shooters. The Tek-Lok belt attachment ensures secure carry on belts ranging from 5 to 25.
Offering a blend of convenience and security, the holster features an adjustable retention system that lets users fine-tune the grip on their firearm. The positive lock trigger guard adds an extra layer of safety by providing tactile feedback when the gun is fully seated.
Precision molding with polymer results in a holster that stands up well to daily use without losing its shape or reliability. It fits the firearm snugly without scratching or damaging the finish, striking a balance between protection and ease of draw.
This holster is ideal for those seeking dependable outside-the-waistband carrying options for Sig P320FS or similar models. Its combination of lifetime durability, optics compatibility, and secure carry make it a solid contender among competitors.
Pros
- Adjustable retention allows customized firearm fit for secure carry
- Compatible with popular optics such as DeltaPoint Pro and red dot sights
- Tek-Lok belt attachment supports belts from 1.5″ to 2.25″ firmly
Cons
- Limited to right-hand use only, restricting ambidextrous users
The Blade-Tech Sig P320FS OWB Holster marries functionality with robust construction, resulting in a holster that safeguards your firearm while offering comfortable carry. The lifetime guarantee adds peace of mind regarding its durability and craftsmanship. It competes well against other holsters by combining adjustable retention with optics compatibility in one package.
| Specification | Details |
|---|---|
| Brand Name | Blade-Tech |
| Material | High-strength, heat-resistant polymer |
| Compatibility | Sig P320FS, X5 Legion, M17 |
| Belt Attachment | Tek-Lok (fits 1.5″ to 2.25″ belts) |
| Trigger Guard | Positive lock for tactile feedback |
| Optics Compatibility | DeltaPoint Pro, Red Dot, suppressor height sights |
| Hand Orientation | Right Hand |
Users prioritizing a well-fitting OWB holster with adaptable carrying features will find this Blade-Tech option worthwhile. Its sturdy build and retention system add value to daily use scenarios, making it a competitive choice within its category.
10. P320 M18 OWB Holster for Sig Sauer P320 M18 Right Hand

The P320 M18 OWB Holster is engineered for reliable and secure carry of your Sig Sauer P320 M18 with a 9 barrel. Its precise fit and level II retention make it a dependable choice for both everyday use and professional scenarios.
Constructed from upgraded military polymer, the holster combines durability with a smooth finish that resists wear and tear. The design features hidden buttons and skidproof stripes, enhancing both appearance and tactile recognition without compromising form.
A unique retention system locks onto the trigger guard silently and firmly, allowing quick weapon release with a simple press of the index finger.
This holster is specifically tailored for the Sig P320 M18 Carry model with a 9-inch barrel, excluding full-size variants like the P320 M17. It features a protective lip at the bottom to prevent barrel exposure, ensuring a clean and secure fit.
The inclusion of a silicone pad on the paddle’s back offers added comfort when worn inside the waistband. Its capacity to endure extreme temperatures makes it suitable for various environments, from everyday concealed carry to demanding professional use. This holster caters well to military personnel, law enforcement, shooting coaches, and civilians alike, blending practicality with sturdy construction.
Overall, the holster prioritizes retention, ease of draw, and wearer comfort. Its thoughtful build quality, combined with functional features, offers excellent value for those seeking reliable OWB carry for their Sig P320 M18 handgun.
Pros
- Level II retention system secures weapon quietly and firmly
- Durable military-grade polymer provides strength and smooth finish
- 360-degree rotating paddle fits various belt types comfortably
Cons
- Incompatible with Sig P320 full-size models such as the M17
The P320 M18 OWB Holster delivers secure retention, customizable carry options, and excellent build quality for users of the Sig P320 M18 Carry pistol. Compared to other holsters, it balances safety and quick accessibility well while offering durable materials and comfort features. Whether for professional duty or concealed carry, it stands out as a functional, well-designed holster tailored specifically for the M18 model.
Whether for professional duty or concealed carry, it stands out as a functional, well-designed holster tailored specifically for the M18 model.
| Specification | Details |
|---|---|
| Brand Name | CYTAC |
| Model Number | R-Defender Series |
| Compatible Models | Sig P320 M18 Carry 3.9″ Barrel |
| Material | Military Polymer |
| Retention Level | Level II Retention |
| Paddle Rotation | 360 Degrees |
| Belt Compatibility | Up to 2¼ inches wide |
| Additional Features | Silicone pad for comfort, skidproof texture, internal screw design |
For those needing a secure and comfortable OWB holster for the Sig P320 M18 Carry, this option balances safety with ease of use well. Its durable construction and thoughtful features offer confident carry throughout the day.
11. Sig Sauer P320 Custom Kydex IWB Holster

Secure your Sig Sauer P320 Full Size pistol confidently using the Sig Sauer P320 Custom Kydex IWB Holster. This holster is crafted for durability and precision, offering concealed carry comfort for everyday protection.
Designed to suit multiple P320 variants, it combines reliable retention with discreet wearability.
Its rugged Kydex material provides sweat-proof and waterproof protection, making it suitable for various environments. The holster’s adaptability and thoughtful construction make carrying a firearm safer and more practical in any setting.
The Sig Sauer P320 Custom Kydex IWB Holster is tailored for the Full Size, Carry, and Compact Medium P320 models. It features a .08” thick Kydex build that is lightweight yet sturdy and resistant to moisture.
This ensures both durability and comfort, minimizing interference with daily activities.
With adjustable retention pressure, users can customize how tightly the pistol fits, ensuring secure carry while allowing quick access when needed. The standard 5-inch nylon and fiberglass belt clip can be angled from 0 to 15 degrees, adapting to individual carry preferences and enabling better concealment under clothing.
Installation and adjustments require only a Phillips screwdriver, making it convenient for users to fine-tune the holster’s cant and retention without additional tools. Its design covers the entire body of the handgun, preventing sweat damage and protecting the firearm and user alike.
Pros
- Durable, sweat-proof Kydex construction for lasting use
- Adjustable retention and cant for personalized carry comfort
- Lightweight and concealable design suitable for everyday wear
Cons
- Requires Phillips screwdriver for adjustments, which is not included
Overall, the Sig Sauer P320 Custom Kydex IWB Holster provides a practical balance between secure retention and concealed carry convenience. It stands as a reliable accessory for Sig P320 owners seeking a lightweight, adjustable, and durable carrying solution. Compared to other holsters, it offers excellent customization options at a competitive level of craftsmanship.
Compared to other holsters, it offers excellent customization options at a competitive level of craftsmanship.
| Specification | Details |
|---|---|
| Brand Name | POLE.CRAFT |
| Material | .08” Kydex |
| Compatibility | Sig Sauer P320 Full Size, Carry, Compact Medium |
| Belt Clip | Nylon + Fiberglass, Adjustable 0 to 15 degrees |
| Retention Adjustment | Phillips screw adjustable |
| Carry Style | Inside Waistband (IWB) with OWB option |
| Weight | Lightweight |
In my view, this holster delivers solid performance and flexibility at a reasonable level. Its ability to be finely tailored to the user’s draw preference and concealment needs is commendable.
For those carrying a Sig Sauer P320, it serves as a dependable everyday holster option that balances protection with ease of use.
12. Rounded IWB Holster American Made

Carry comfort meets unmatched craftsmanship in the Rounded IWB Holster American Made, designed specifically for the Sig P320 Full Size. Balancing lightweight design with secure retention, this holster blends concealment and accessibility effortlessly.
Crafted from premium .08” KYDEX material over precision aluminum molds, every detail is engineered for reliability.
The addition of a claw feature further reduces printing to maintain stealth. Built in the USA, this holster reflects solid construction and durability that lasts a lifetime.
The Rounded IWB Holster is built to accommodate the Sig P320 Full Size, ensuring a custom fit thanks to carefully crafted aluminum molds paired with KYDEX shells. At only three ounces, it offers wearability without burden, ideal for everyday concealed carry.
Retention adjusts with a ‘Posi-Click’ mechanism that locks the firearm securely, audible confirmation included. Cant can be fine-tuned between -5 to +20 degrees, making this holster compatible for various carry positions. The included fiber-reinforced stealth belt clip keeps the holster snug and hidden against the body.
The included fiber-reinforced stealth belt clip keeps the holster snug and hidden against the body. Additionally, compatibility with an optional claw reduces printing significantly, directing the grip inward and enhancing concealment.
Craftsmanship shines in the holster’s construction, boasting American-made quality and an attention to detail from design to manufacturing. It suits concealed carry users who demand precision, comfort, and reliable retention during extended wear.
Pros
- Lightweight and comfortable for all-day carry
- Adjustable retention and cant for a customized fit
- Claw-compatible design significantly minimizes printing
Cons
- May require some time to adjust retention to user preference
This holster stands out by pairing meticulous design with practical features tailored to the Sig P320 Full Size user. It outperforms many competitors by offering a secure, comfortable carry while maintaining discretion. The combination of adjustable settings and quality materials ensures it remains reliable day after day.
The combination of adjustable settings and quality materials ensures it remains reliable day after day.
| Brand Name | Concealment Express |
|---|---|
| Model | Rounded IWB Holster (SSR-P320FS-BK-RH-VAR) |
| Material | .08” KYDEX with Aluminum Molds |
| Weight | 3 ounces |
| Compatible Firearm | Sig P320 Full Size |
| Retention | Adjustable ‘Posi-Click’ retention |
| Cant Adjustment | -5° to +20° |
| Carry Style | Inside Waistband (IWB), Claw Compatible |
| Trigger Guard | Fully enclosed |
| Belt Clip | Fiber-Reinforced Stealth Clip |
| Made In | USA |
Users who prioritize comfort without compromising safety will find this holster an excellent match. Its thoughtful customization options allow fitting various carry styles comfortably. For those seeking a blend of durability, security, and discreet carry, it presents a solid investment backed by experienced craftsmanship.
Top Holsters for Sig P320 Full Size: Buying Guide 2024
Fit and compatibility
Choosing the right holster involves finding a design that matches specific Sig P320 Full Size models to provide a secure and comfortable fit. Adjustable retention plays a key role by allowing the user to customize how tightly the firearm is held, balancing ease of draw with safety. Attention to trigger guard coverage is essential, as it protects against accidental discharges by preventing unintended access to the trigger.
Many quality holsters incorporate materials and shaping techniques that contribute to overall safety while enhancing day-to-day usability for carrying and quick access. Considering how these features work together helps ensure the holster performs reliably in both casual and more demanding use cases, whether for concealed carry or range use.
Material and durability
When choosing the best holster for Sig P320 full size models, understanding the differences in material and durability can greatly impact satisfaction and performance. Kydex holsters are favored for their rigidity, excellent weather resistance, and minimal maintenance requirements, making them a durable choice for various environments. Leather options offer a classic appearance and comfortable fit that molds over time but might require occasional conditioning to prevent cracking and damage from moisture.
Leather options offer a classic appearance and comfortable fit that molds over time but might require occasional conditioning to prevent cracking and damage from moisture. Nylon holsters tend to be lightweight and flexible, offering good wear resistance though they may not hold their shape as firmly as Kydex or leather, and typically need cleaning to avoid fraying or mildew buildup. Considering daily use, outdoor conditions, and the desired balance between upkeep and longevity will help in selecting a holster material that aligns with personal preferences and usage demands.
Carry style and comfort
Selecting a holster that suits both preference and necessity often begins with understanding the trade-offs between inside the waistband (IWB) and outside the waistband (OWB) options. IWB holsters provide a discreet carry method by tucking the weapon within clothing, which aids concealment but may require some getting used to for comfort, especially over long durations. OWB holsters, worn externally, typically offer easier access and increased comfort during extended wear but can be more visible.
Adjustable cant and ride height are features that significantly influence how the holster sits on the body, allowing personal customization that enhances both accessibility and comfort. The ability to modify the angle and the positioning of the holster helps tailor the fit to body shape and clothing choice, which is particularly useful when wearing the holster for hours or engaging in different activities.
Prioritizing these factors ensures a balance between ease of draw, concealment, and comfort throughout various daily situations.
Retention and security
The best holster for sig p320 full size balances how securely it holds the firearm with how smoothly it draws and reholsters. Holsters offer different approaches to retention, either using passive methods that rely on the shape and tension of the material to keep the gun in place or active systems that incorporate locking mechanisms requiring deliberate action to release the firearm.
Additionally, many holsters feature built-in safety features such as thumb breaks or retention locks that prevent accidental removal or unauthorized access, which add peace of mind during everyday carry. When selecting a holster, considering how these elements impact ease of draw and secure carry helps in finding the right balance that suits personal preference and the specific situations in which it will be used.
Accessibility and concealment
When selecting the best holster for sig p320 full size, paying attention to how well the holster conceals the firearm under various types of clothing is key for comfort and discretion. A holster that maintains a low profile helps reduce bulk, allowing it to fit smoothly beneath garments without printing or excessive protrusion. Quick access to the pistol is essential for safety and efficiency, so choosing a holster design that allows for a fast, natural draw can make a significant difference in moments when speed matters.
Quick access to the pistol is essential for safety and efficiency, so choosing a holster design that allows for a fast, natural draw can make a significant difference in moments when speed matters. Consider how the holster’s size and thickness influence both your mobility and how easily it can be hidden, especially if you plan to carry in different environments or attire. Sometimes a balance needs to be struck between extra retention features and simplicity, as overly bulky holsters may hinder concealment and draw speed.
Ultimately, focusing on a holster that complements your daily clothing choices while providing reliable, swift accessibility will enhance both comfort and confidence during carry.
Price and brand reputation
When selecting a holster for a Sig P320 full size, paying attention to the balance between cost and what you receive in return is key. Holsters come in a range of price points that reflect differences in materials, craftsmanship, and design features, so choosing one that aligns with your budget and expected use is wise. Many manufacturers back their products with warranties and provide customer support to address any issues or questions, which adds confidence to your purchase.
Many manufacturers back their products with warranties and provide customer support to address any issues or questions, which adds confidence to your purchase. Exploring customer reviews offers valuable insights into the real-world reliability and comfort of various holsters, highlighting any common praises or concerns from users. By considering these factors, you can find a holster that not only fits your firearm securely but also offers lasting value and dependable service throughout its use.
People Also Asked
What Are The Top-Rated Holsters For The Sig P3Full Size On The Market?Top-rated holsters for the Sig P320 full size include the Alien Gear Cloak Tuck 3.5 for comfort and adjustability, and the Vedder LightTuck for a sleek, minimalist design. Both offer excellent retention and concealability, making them popular choices among Sig P320 owners.
Which Materials Offer The Best Durability And Comfort For Sig P3Fs Holsters?Kydex and leather are the best materials for Sig P3FS holsters, offering excellent durability and comfort. Kydex provides rigid retention and weather resistance, while leather offers a softer, more comfortable fit that molds to the firearm over time.
Are There Specific Holsters Designed For Concealed Carry With The Sig P3Full Size?Yes, there are specific holsters designed for concealed carry with the Sig P320 full size model. These holsters are tailored to fit the dimensions and features of the P320 full size, ensuring secure retention and comfortable concealment.
How Do I Choose Between Inside-The-Waistband (Iwb) And Outside-The-Waistband (Owb) Holsters For My Sig P3Full Size?Choose an inside-the-waistband (IWB) holster for better concealment and comfort during all-day carry, while an outside-the-waistband (OWB) holster offers easier access and is typically more comfortable for open carry or range use. Consider your lifestyle, clothing style, and preference for concealment versus accessibility when making your choice.
What Features Should I Look For In A Holster To Ensure A Secure Fit For The Sig P3Full Size?To ensure a secure fit for the Sig P320 full size, look for a holster with a custom-molded design specifically made for that model, providing precise retention and trigger guard coverage. Additionally, adjustable retention screws and quality materials like Kydex or leather enhance stability and durability.
Conclusion
Choosing the best holster for Sig P320 full size involves balancing comfort, durability, and accessibility. Many models offer secure retention and adjustable cant, which are ideal for both everyday carry and professional use. While some holsters may feel bulky or require a break-in period, their reliable construction often justifies the initial adjustment.
While some holsters may feel bulky or require a break-in period, their reliable construction often justifies the initial adjustment. This holster type is particularly suitable for those who prioritize firearm security without sacrificing quick draw capability. Buyers concerned about concealability or material wear can find options that address these specific needs.
Overall, the best holster for Sig P320 full size delivers a practical blend of protection and convenience, making it a solid choice for users seeking dependable and functional firearm carry solutions.
