Top 12 Best OWB Holster for Sig P320 Full Size You Need!
Finding a reliable and comfortable way to carry your Sig P320 full size can be challenging. Many shooters struggle with holsters that don’t fit well or feel awkward during everyday use.
This is where the best OWB holster for Sig P320 full size comes into play. Designed specifically for the full-size Sig P320, this type of outside-the-waistband holster offers accessibility and security. It appeals to those who want a balance between comfort and quick draw without sacrificing stability.
In this review, you will learn about several OWB holsters made for the Sig P320 full size. The focus will be on fit, retention, material quality, and ease of use. By the end, you’ll have a clearer idea of which holster suits your carry style and needs.
By the end, you’ll have a clearer idea of which holster suits your carry style and needs.
Top Picks for Comfort and Accessibility When Carrying Your Sig P320 Full Size
| Image | Product | Price |
|---|---|---|
Our Top Picks 1 ![]() | WARRIORLAND OWB Kydex Holster for Sig P320 M17/M18 | Check Price |
Our Top Picks 2 ![]() | WARRIORLAND OWB Kydex Holster for Glock 19/43X, P365, Hellcat Pro | Check Price |
Our Top Picks 3 ![]() | IMI Defense Level 2 Holster for Sig Sauer P320 Full Size | Check Price |
1. WARRIORLAND OWB Kydex Holster for Sig P320 M17/M18
Experience unmatched security and swift access with the WARRIORLAND OWB Kydex Holster designed specifically for the Sig P320 Full Size series. This robust holster combines precision craftsmanship with user-friendly features, making it a trusted option for everyday carry and tactical use.
Engineered for versatility, it supports multiple Sig P320 variants while accommodating popular optics and compensators, delivering both convenience and adaptability during use.
The WARRIORLAND holster offers a perfect fit for various Sig Sauer P320 models, including full size and compact versions, as well as specialized combat and legion editions. It features a level II retention system that enhances firearm security with a tactile thumb release, allowing quick draw while preventing unauthorized access.
An audible click confirms the pistol is securely seated inside the holster, ensuring confidence with each carry. The design also supports numerous optics and compensators, broadening compatibility without sacrificing retention or comfort.
Hand-polished edges provide a smooth finish that prevents wear and irritation, while the sleek inner structure safeguards the firearm’s surface. The belt clip is fully adjustable in 360 degrees and fits belts ranging from 5 to 25 inches in width, enabling customized carry positions for enhanced comfort and discretion.
Pros
- Secure Level II retention with quick thumb release for fast access.
- Compatible with a wide range of Sig P320 models and optics.
- Hand-polished edges and smooth interior prevent wear and discomfort.
Cons
- Incompatible with firearms equipped with lasers or lights.
The WARRIORLAND OWB Kydex Holster offers a reliable and adjustable carry solution tailored for Sig P320 full size pistols. Its durable construction combined with thoughtful features makes it a standout choice among OWB holsters.
Users seeking a secure yet accessible holster will appreciate its balance of safety and practicality.
| Specification | Details |
|---|---|
| Brand | WARRIORLAND |
| Compatibility | Sig Sauer P320 Series (Full Size, Compact, XCompact, X Carry, M17, M18, AXG, Legion variants) |
| Retention | Level II with thumb release |
| Material | Kydex |
| Weight | 5.6 ounces |
| Belt Clip | 360° adjustable, fits 1.5″ to 2.25″ belts |
| Special Features | Audible click retention, optic and compensator compatible |
From personal experience, this holster stands out for its precise fit and ease of draw. Its adaptability to various optics and comfortable belt mounting options make it suitable for both professional and casual carry needs.
For those using diverse Sig P320 models, it proves a dependable companion without compromising safety or access speed.
2. WARRIORLAND OWB Kydex Holster for Glock 19/43X, P365, Hellcat Pro

The WARRIORLAND OWB Kydex Holster offers a reliable and secure option for handgun carriers. Designed to fit a wide range of Sig P320 models, it caters to users seeking comfortable all-day carry without sacrificing accessibility.
Crafted from durable Kydex, this holster blends rugged construction with user-friendly features. Its open carry style and precision fit allow for confident, quick draws during any situation.
Built specifically to accommodate Sig P320 M17, M18, and various full-size, compact, and Legion series, the holster provides broad compatibility. The 08 thick US-made Kydex ensures long-lasting durability while maintaining a slim profile for ease of carry. Its optic-ready cutout supports numerous red dot sights, while the open muzzle design allows threaded barrels and compensators without obstruction.
Retention is handled through an audible click lock system, which guarantees the firearm stays securely seated but can be smoothly drawn when needed. The paddle attachment fits belts between 5 and 75, complemented by a gripping bottom hook for stability during movement.
Inside, the polished surfaces minimize wear on your firearm, and the rounded edges prevent chafing against the body, contributing to all-day comfort. This holster is well-suited for those who want a dependable daily carrier with secure retention and flexibility for optic-equipped pistols, especially owners of the Sig P320 full-size family.
Pros
- Wide compatibility with multiple Sig P320 variants
- Optic-ready design fits various red dot sights
- Strong paddle attachment ensures no wobble while carrying
Cons
- Not compatible with models featuring lasers or lights
The WARRIORLAND OWB Kydex Holster delivers a blend of security, convenience, and comfort, making it an excellent choice for users with Sig P320 full-size and related models. Its retention system and build quality stand out in comparison with other OWB holsters in its class.
| Brand Name | WARRIORLAND |
|---|---|
| Material | 0.08″ US-made Kydex |
| Compatible Models | Sig P320 M17/M18, Full Size, Compact, X Carry, XCompact, XFIVE Legion, AXG Legion, AXG Combat, and more |
| Carry Style | Outside-the-Waistband (OWB) Paddle Holster |
| Retention | Audible “Click” Lock System |
| Belt Fit | 1.5″ to 1.75″ belts |
| Trigger Guard | Full Coverage |
| Additional Features | Optic-Ready Cut, Open Muzzle Design |
From my perspective, this holster balances form and function exceptionally well. It provides a solid retention feel without compromising quick access.
While not suitable for firearms with attachments, its broad Sig P320 compatibility makes it a versatile choice within its niche. Users looking for dependable OWB carry with optic adaptability will appreciate its thoughtful design.
3. IMI Defense Level 2 Holster for Sig Sauer P320 Full Size

Combine security and convenience with the IMI Defense Level 2 Holster designed for Sig Sauer P320 Full Size pistols. This holster offers a secure, thumb-activated retention system that locks your firearm firmly without slowing down your draw.
Crafted from durable polymer, it withstands tough daily use while allowing full adjustability for your preferred carry angle. Its modular design supports various mounting options, making it adaptable for different situations.
The IMI Defense Level 2 Holster fits Sig Sauer P320 Full Size, M17, X-Five, and P250 Full Size models, accommodating both manual safety and no-safety configurations. Right-hand draw only ensures an ergonomic and confident grip during quick access.
Its integrated retention lever offers active Level 2 lockup, balancing security with speed. The thumb-activated release provides a natural draw motion without extra steps or wasted effort.
Made from impact-resistant polymer, the holster resists cracking and warping. This rugged build lasts through daily carry, range sessions, and duty use while keeping the weight light for all-day comfort.
The adjustable cant and full 360-degree rotation let users position the holster at various angles. Whether you prefer strong side, cross draw, or small-of-back carry, this holster adapts seamlessly.
Compatible with all IMI Defense mounting solutions—including paddle, belt loop, and drop-leg platforms—the holster offers versatile carry options to fit different environments and gear setups.
The smooth, precision-molded interior protects your pistol’s finish, reducing friction and wear during holstering and unholstering. It is engineered specifically for pistols with factory sights and slide configurations.
Pros
- Secure Level 2 retention system with quick, natural thumb release
- Durable, lightweight polymer resists impact, cracking, and warping
- Fully adjustable cant and 360-degree rotation for versatile carry options
Cons
- Designed exclusively for right-hand draw use
This holster stands out as a balanced choice for users seeking both security and user-friendly design for their Sig Sauer P320 Full Size pistols. Its modular compatibility and robust materials ensure long-term reliability across various conditions.
| Brand | IMI Defense |
|---|---|
| Compatible Models | Sig Sauer P320 Full Size, M17, X-Five, P250 Full Size |
| Material | Impact-Resistant Polymer |
| Retention Level | Level 2 Active Retention |
| Mounting Options | Paddle, Belt Loop, Belt Clip, Low-Ride Belt Loop, Drop-Leg |
| Draw Orientation | Right Hand Only |
| Adjustability | Fully Adjustable Cant & 360° Rotation |
Compared to other OWB holsters for the Sig P320 full size, this option excels in retention and adjustability without sacrificing weight or durability. It suits users who want a balance between fast access and secure carry.
4. Alien Gear Rapid Force Level 2 OWB Holster Right Hand

Experience reliable and swift firearm access with the Alien Gear Rapid Force Level 2 OWB Holster, designed specifically for right-handed Sig Sauer P320 full-size models. It offers a robust solution for carrying your weapon securely while maintaining quick draw capability in any situation.
Engineered for large light configurations and enhanced retention, this holster delivers dependable performance on the range, during duty, or outdoor activities. It brings a balance of security and convenience for serious users demanding quality gear.
The Alien Gear Rapid Force Holster fits an array of Sig Sauer P320 full-size variants including the M17, XFull, and Compact models, among others. Compatibility is limited to right-hand models and requires approved large weapon lights for correct installation and retention.
Its unique level 2 retention system pairs adjustable passive retention with a thumb release, enabling fast and secure firearm access.
This model accommodates various rear-mounted red dot optics and suppressor-height iron sights, though some optics like Trijicon SRO and Holosun P.ID Plus are excluded due to clearance constraints. The holster’s modular design integrates with the Rapid Force Quick Disconnect System, allowing users to switch effortlessly between belt, paddle, MOLLE, or drop-leg carry platforms without tools.
Built from high-strength proprietary polymers, the construction withstands demanding environments while providing durability and reliability that law enforcement and professionals depend on daily. Its solid build assures lasting use and consistent firearm retention throughout training, duty, or recreational shooting. The large light configuration requirement emphasizes its specialized design for users employing tactical illumination.
Pros
- Adjustable level 2 retention with intuitive thumb release for quick access
- Compatible with multiple Sig Sauer P320 full-size variants and approved large weapon lights
- Modular and QDS-ready for versatile carry options without tools
Cons
- Excludes compatibility with some compact Sig P320 variants and certain red dot optics
The Alien Gear Rapid Force Level 2 OWB Holster stands out with its secure fit, fast access, and modularity tailored for Sig Sauer P320 full-size pistols. It meets the demands of professional and recreational users who need a reliable and adaptable holster featuring large light accommodation. Its build quality and design features make it a dependable choice for a variety of carry configurations.
Its build quality and design features make it a dependable choice for a variety of carry configurations.
| Specification | Details |
|---|---|
| Brand | Alien Gear |
| Unit Count | 1 |
| Compatibility | Sig Sauer P320 Full Size, M17, XFull, Compact, Carry, M18, XCarry, AXG, RXP, Spectre, XFive (Right Hand Only) |
| Light Configuration | Large Weapon Light (specified models only) |
| Retention Level | Level 2 adjustable passive retention with thumb release |
| Optic Compatibility | Most rear-mounted red dot optics except Trijicon SRO, RMR HD, Holosun P.ID Plus/Dual |
| QDS Integration | Yes, supports belt slide, paddle, MOLLE, drop-leg platforms |
| Material | High-strength proprietary polymers |
| Hand Orientation | Right Hand Only |
This holster strikes a solid balance between retention and accessibility with a modular design suited for diverse carrying preferences. While not universal for all P320 variants, its specialized fit and robust materials provide a comfortable and secure option. Those needing support for large weapon lights will find it particularly effective as part of their everyday carry setup.
5. P320 M18 OWB Holster for Sig Sauer P320 M18 Right Hand

Secure your Sig Sauer P320 M18 with a holster designed for both safety and convenience. This OWB holster offers reliable retention and quick access, making it ideal for daily carry or professional use.
Designed specifically for the Sig P320 M18 carry model, this holster features a level II retention system to safeguard your firearm. The trigger locks silently with multiple internal guide stripes for added security.
Constructed from upgraded military polymer, the holster blends strength with a streamlined profile. Its smooth, thick texture lends an appealing finish while enhancing toughness against wear. The hidden buttons maintain a low profile, and tactile skidproof stripes offer intuitive use even without looking.
The hidden buttons maintain a low profile, and tactile skidproof stripes offer intuitive use even without looking.
The paddle attachment supports 360-degree rotation, allowing versatile positioning for comfort and accessibility. It fits comfortably on web belts up to 2¼ inches wide, with an added silicone pad for direct pant carry.
This makes it adaptable for various carry styles and scenarios.
Suitable for concealed carry, law enforcement, military personnel, and shooting professionals, the holster withstands extreme temperatures and daily use. It’s ideal for anyone needing a dependable, fast-access holster that maintains weapon security and comfort throughout the day.
Pros
- Level II retention with silent, secure trigger lock
- Durable military polymer construction with skidproof texture
- 360-degree adjustable paddle for versatile carry options
Cons
- Incompatible with Sig P320 full size models like the M17
Offering a balance between retention security and speed of draw, the P320 M18 OWB Holster stands out for its thoughtful design and quality materials. While tailored specifically for the P320 M18 carry, it offers comfort and reliability that professionals and civilians appreciate.
| Brand Name | CYTAC |
|---|---|
| Model | R-Defender Series |
| Compatible Models | Sig P320 M18 Carry 3.9″ barrel |
| Material | Upgraded Military Polymer |
| Retention Level | Level II |
| Carry Style | Outside Waistband (OWB) |
| Attachment | 360° Rotatable Paddle |
| Fits Belt Width | Up to 2¼ inches |
In summary, this holster combines practical features with robust construction, making it a reliable companion for the Sig P320 M18 user. The tactile enhancements and adjustable paddle improve daily carrying comfort.
6. WARRIORLAND OWB Kydex Holster for Sig P320

Carrying your Sig P320 securely and comfortably has never been easier. The WARRIORLAND OWB Kydex Holster combines durable materials with precision design to accommodate various Sig P320 models. Its open waistband style provides a reliable and accessible carry solution for everyday use.
Designed for shooters seeking both protection and ease of access, this holster offers a balance of retention and comfort. Whether at the range or on duty, it supports a fast and smooth draw without compromising safety or stability.
The holster is crafted from 08 US-made Kydex, delivering a sturdy yet comfortable exterior. It’s compatible with Sig P320 M17, M18, full size, compact, and X Carry pistols, including those outfitted with red dot optics due to its precision optic-ready cutout.
Users benefit from the open muzzle design that provides clearance for threaded barrels or compensators, expanding customization options without hindrance. Its Posi-Click retention system ensures the pistol locks firmly into place with an audible click, making retention both secure and easy to verify by feel.
The strong paddle attachment fits belts from 5 to 75 wide, with a bottom hook that prevents holster movement during draws or reholstering. Inside, the holster is polished to prevent scratches on the firearm and ensure a smooth draw every time.
All edges are rounded for comfort during extended wear, and the full trigger guard coverage adds an essential layer of safety. Although the holster does not support laser or light attachments, it provides an open carry setup ideal for users focused on standard configurations.
Pros
- Compatible with multiple Sig P320 variants and optics
- Posi-Click retention for secure, audible locking
- Comfortable paddle fit with anti-movement hook
Cons
- Not compatible with models equipped with lasers or lights
The WARRIORLAND OWB Kydex Holster offers a reliable and comfortable carry option for Sig P320 owners who need quick access and solid retention. It strikes a good balance between protection, performance, and comfort, making it a practical choice for daily use.
| Feature | Detail |
|---|---|
| Material | 0.08″ US-made Kydex |
| Compatibility | Sig P320 M17, M18, Full Size, Compact, X Carry |
| Retention System | Posi-Click retention lock |
| Belt Compatibility | 1.5″ to 1.75″ belts |
| Carry Style | Outside the Waistband (OWB) |
| Trigger Coverage | Full trigger guard protection |
| Design Features | Optic cutout, open muzzle for threaded barrels |
This holster stands out against others by offering optical readiness and threaded barrel accommodation in a secure and comfortable package. It’s an excellent all-around choice for those prioritizing retention and quick draw without extra bulk.
7. P320 Kydex OWB Holster for Sig Sauer P320

Carrying your Sig Sauer P320 full size just got more reliable and comfortable. The P320 Kydex OWB Holster offers precise craftsmanship and durable protection, designed specifically for your firearm’s unique shape.
This holster promises a secure fit with minimal movement, making it a dependable option whether at the range or on daily duty. Lightweight and tough, it keeps your firearm accessible and safe at all times.
Engineered with 08-inch thick KYDEX material, this OWB holster balances strength and lightness perfectly. It weighs less than 100 grams, keeping your belt load minimal. The material is resistant to water, sweat, and abrasion, ensuring long-lasting performance regardless of conditions.
The holster’s design emphasizes user safety and convenience. An adjustable retention screw allows you to set the ideal draw tension, while a widened opening makes reinsertion smooth and prevents firearm scratches. Its belt clip fits belts from 5 to 2 inches and features a safety lock for extra security.
Durability meets customization with adjustable width, height, and cant angle, allowing you to wear the holster comfortably and securely. This makes it suitable not only for everyday carry but also for tactical scenarios.
Pros
- Constructed from lightweight and durable 0.08″ KYDEX material
- Adjustable retention and belt clip for tailored fit and fast draw
- Safety lock feature on belt clip prevents accidental removal
Cons
- Limited compatibility beyond Sig Sauer P320 full size models
The P320 Kydex OWB Holster combines durability, precision, and user-friendly features into a compact package. Its secure locking system and customizable fit position it as an excellent choice for carriers focused on safety and quick access.
| Specification | Detail |
|---|---|
| Brand | POLE.CRAFT |
| Model Number | Sig Sauer P320 Carry Holster / P320 Full |
| Material | 0.08″ KYDEX Alloy Plastic |
| Weight | Less than 100 grams |
| Belt Compatibility | 1.5 to 2 inch wide belts |
| Retention | Adjustable screw tension |
| Color | Black |
| Item Quantity | 1 holster |
This holster stands out among similar products by offering a strong, low-profile design with multiple adjustment options. It performs well for anyone needing a dependable OWB solution for their Sig P320 full size. Easy to carry and simple to maintain, it’s a reliable addition to your everyday gear.
8. Rounded OWB Paddle Holster

Discover comfort and security with the Rounded OWB Paddle Holster designed exclusively for the Sig P320 Full Size. Built to offer a discreet and reliable way to carry, this holster combines sleek design with practical functionality. Its carefully crafted construction ensures a dependable fit for everyday use.
Whether you’re wearing an untucked shirt or need quick access, this outside-the-waistband holster balances concealment and comfort. Attention to detail makes it a trusted companion for those seeking reliable carry solutions.
The Rounded OWB Paddle Holster delivers precision molded protection using .08” KYDEX formed over aluminum molds created in-house. This guarantees a consistent fit and high durability on every piece.
This guarantees a consistent fit and high durability on every piece. The holster’s undercut trigger guard prevents interference during the draw, enhancing safety and speed.
Designed with an over-cut open face, it accommodates threaded barrels and suppressor height sights without obstruction. The full-length sweat guard and rear sight shield protect the firearm from moisture and damage, extending the weapon’s lifespan. It also features a fiber-reinforced stealth belt clip for a low-profile appearance that keeps your concealed carry discreet and secure.
Retention and cant are both adjustable through the ‘Posi-Click’ mechanism, allowing users to customize fit and angle between -5 to +20 degrees. This flexibility supports multiple carry positions, such as strong side or cross draw. The quality black oxide steel hardware is equipped with threadlock, ensuring that screws stay tight but are easy to adjust when needed.
The quality black oxide steel hardware is equipped with threadlock, ensuring that screws stay tight but are easy to adjust when needed.
Pros
- Adjustable retention and carry angle for personalized comfort
- Robust KYDEX construction molded over precision aluminum forms
- Full-length sweat guard protects firearm and increases longevity
Cons
- Designed specifically for Sig P320 Full Size; not compatible with other models
Offering a secure and adaptable option for Sig P320 Full Size owners, the Rounded OWB Paddle Holster balances comfort, durability, and convenience. Its thoughtfully engineered features stand out among similar holsters, catering especially to those who prefer outside-waistband carry without sacrificing concealment.
Featuring rugged materials and precise fit, it’s a reliable choice for daily use.
| Specification | Detail |
|---|---|
| Brand | Concealment Express |
| Model | Rounded OWB Paddle Holster |
| Compatible Firearm | Sig P320 Full Size |
| Material | .08” KYDEX, Aluminum molds |
| Weight | 3 ounces |
| Carry Style | Outside Waistband (OWB) |
| Adjustments | Retention & Cant (-5° to +20°) |
| Belt Clip | Fiber Reinforced Stealth Clip |
From my perspective, this holster strikes a fine balance between comfort and performance. Its adjustable features accommodate different preferences well, and the material choices contribute to long-term reliability. If you own a Sig P320 Full Size and value discreet outside-waistband carry, this product is a practical option to consider.
9. Pro IDPA Competition Holster for Sig P320 Full Size

Designed specifically for the Sig P320 Full Size, the Pro IDPA Competition Holster ensures reliable and quick access during intense shooting sessions. Its precise fit and user-friendly features make it a dependable choice for competitive shooters and daily carriers alike.
Crafted with attention to detail, this holster supports various Sig P320 models including the AXG Legion, M17, and Spectre Comp. The adjustable belt attachment accommodates belts from 5” to 2”, providing versatile wear options. An innovative speed cut allows compatibility with red dot sights, while the raised sight-line offers 12mm clearance suitable for suppressor-height sights.
An innovative speed cut allows compatibility with red dot sights, while the raised sight-line offers 12mm clearance suitable for suppressor-height sights.
The build quality reflects durability, made by Black Scorpion Outdoor Gear with sturdy materials to withstand demanding use. Precision molding ensures a snug fit on full-size Sig P320s, preventing unwanted movement. This tight fit enhances safety while maintaining a fast, smooth draw essential for competition scenarios.
Ease of adjustment and installation makes it straightforward to mount on suitable belts, improving user comfort during extended wear. It balances retention security without sacrificing quickness, a key aspect for competitive shooters. The inclusion of an IDPA-approved attachment boosts its acceptability in official competitions.
The inclusion of an IDPA-approved attachment boosts its acceptability in official competitions.
Overall, this holster fits well within the needs of shooters who prioritize performance and adaptability. Its design works best for those using full-size Sig P320 models with or without red dot sights and prefer a holster that supports both casual and competition use. The holster represents a practical, well-thought-out accessory for effective handgun carry and rapid deployment.
Pros
- Compatible with multiple Sig P320 Full Size variants
- Speed cut design allows use with red dot sights
- Adjustable belt attachment fits belts from 1.5″ to 2″ wide
Cons
- Limited color options available
The Pro IDPA Competition Holster delivers a reliable, comfortable solution tailored for Sig P320 Full Size owners. Its combination of secure retention, speed compatibility, and adjustable belt fitting make it a versatile holster for both competition and practical carry. Below is a summary of key specifications to assist in your selection.
Below is a summary of key specifications to assist in your selection.
| Specification | Details |
|---|---|
| Brand | Black Scorpion Outdoor Gear |
| Compatibility | Sig P320 Full Size (4.7″ – 5″ barrel) |
| Belt Attachment Width | 1.5″ to 2″ |
| Speed Cut | Yes, compatible with red dot sights |
| Raised Sight-Line Clearance | 12 mm (for suppressor height sights) |
| Included Components | Holster, IDPA Attachment |
From personal experience, this holster stands out for its precise fit and quick draw capability. The adjustable belt clip adds convenience, and the raised sight-line accommodates enhanced sight setups without hassle.
10. Rounded OWB Paddle Holster

Experience the perfect blend of comfort and reliability with the Rounded OWB Paddle Holster. Crafted especially for the Sig P320 Full Size, this holster offers secure retention and easy accessibility.
Designed for everyday carry, it keeps your firearm discreet and ready when needed.
Constructed from precision-formed .08” KYDEX over custom aluminum molds, this paddle holster ensures durability and a tailored fit. Its minimalist design allows for a comfortable concealed carry outside the waistband, ideal for wearing with untucked shirts.
Its minimalist design allows for a comfortable concealed carry outside the waistband, ideal for wearing with untucked shirts. The holster’s unique features cater to practical needs, including adjustable retention and cant to match your preferred draw style.
The trigger guard is undercut to prevent interference during drawing, while the over-cut open-face design accommodates threaded barrels and suppressor-height sights. Protection is enhanced with a full-length sweat guard and rear sight shield, preventing moisture damage.
Retention uses a ‘posi-click’ mechanism, producing an audible click that confirms your firearm is secure. You can adjust retention pressure easily via black oxide steel hardware placed forward of the trigger guard.
In addition, the canted angle can be customized from -5 to +20 degrees, catering to strong side, cross-draw, or behind-the-hip carry positions for maximum versatility.
Made entirely in the USA with quality materials and manufacturing processes, this holster delivers long-lasting performance. Its lightweight 3-ounce frame adds minimal bulk, ensuring comfort throughout extended wear.
The Rounded OWB Paddle Holster is well suited for those seeking a dependable and adjustable holster specifically for the Sig P320 Full Size handgun.
Pros
- Adjustable retention and cant angle for personalized fit and draw
- Durable .08” KYDEX construction over custom aluminum molds
- Full-length sweat guard and rear sight shield protect firearm
Cons
- Designed exclusively for Sig P320 Full Size, limiting compatibility
Reliable, comfortable, and built with precision, the Rounded OWB Paddle Holster offers a solid choice for Sig P320 Full Size owners. Its adjustable features and protective design provide peace of mind for daily carry. Those looking for a custom fit with a low-profile appearance will find excellent value here.
| Specification | Details |
|---|---|
| Brand | Concealment Express |
| Model | Rounded OWB Paddle Holster |
| Compatibility | Sig P320 Full Size |
| Material | 0.08” KYDEX over aluminum mold |
| Weight | 3 ounces |
| Features | Adjustable retention, adjustable cant (-5° to +20°), full sweat guard, rear sight shield, stealth belt clip |
| Hardware | Black oxide steel with threadlock |
| Made In | USA |
The Rounded OWB Paddle Holster stands out against other options through its adjustable retention and angle settings, allowing users to customize carry for comfort and accessibility. While some holsters offer broader firearm compatibility, this model’s focus on the Sig P320 Full Size means it delivers an exceptional fit and reliability for that specific firearm.
Its craftsmanship ensures wearers can confidently carry with ease.
11. Blade-Tech Sig P320FS OWB Holster Right Hand

Strong, reliable, and crafted in the USA, the Blade-Tech Sig P320FS OWB Holster offers a precise fit designed specifically for your firearm needs. Its durable polymer construction ensures long-lasting performance while keeping your handgun safe and accessible.
Offering compatibility for the Sig P320FS, X5 Legion, and M17, this holster features adjustable retention, a positive lock trigger guard, and optics support. It is tailored for those seeking secure and comfortable outside-the-waistband carry options.
The Blade-Tech Sig P320FS OWB Holster combines excellent craftsmanship with practical design essentials. Made using high-strength, heat-resistant polymer, it delivers a snug, Kydex-like fit that securely holds your handgun.
The mounting system supports a broad array of attachments, making accessory customization straightforward and adaptable.
The holster includes the Tek-Lok belt attachment, granting a firm grip on belts ranging from 5” to 25” widths, ensuring it stays firmly in place during daily activities. Adjustable retention screws allow users to fine-tune the tightness to their preference, improving draw speed while maintaining firearm security.
A positive lock trigger guard provides tactile confirmation that the gun is securely holstered, adding an extra layer of safety.
Designed to accommodate most optics such as DeltaPoint Pro, red dots, and suppressor-height sights out of the box, this holster supports modern firearm modifications effortlessly. Carrying confidence is further enhanced by the holster’s comfortable design, making it suitable for everyday wear.
Pros
- Made in the USA from high-strength, heat-resistant polymer for durability
- Adjustable retention and positive lock trigger guard for enhanced safety
- Compatible with optics including DeltaPoint Pro and various red dots
Cons
- Belt attachment may add slight bulk compared to minimalist holsters
The Blade-Tech Sig P320FS OWB Holster delivers excellent value through its balance of durability, safety features, and customization options. Its robust construction and thoughtful design make it a dependable choice for folks requiring secure and comfortable outside-waistband carry.
Users looking for versatility and peace of mind will find it a practical solution. See the specifications below for more details.
| Specification | Details |
|---|---|
| Brand Name | Blade-Tech |
| Manufacturer | Blade-Tech Holsters |
| Unit Count | 1 |
| Compatibility | Sig P320FS, X5 Legion, M17 |
| Belt Attachment | Tek-Lok, fits 1.5” to 2.25” belts |
| Material | High-strength, heat-resistant polymer |
| Retention | Adjustable retention screws, positive lock trigger guard |
| Optics Compatibility | DeltaPoint Pro, red dot, suppressor height sights |
For those who prioritize a dependable, competitively priced OWB holster, this model delivers confidence for daily carry. Its American manufacture and secure locking system make it an excellent candidate for SIG P320FS owners wanting versatility with or without optics.
12. Alien Gear Photon Holster

Designed specifically for the Sig P320 Full Size without mounted lights, the Alien Gear Photon Holster delivers a balance of adaptability and security. Its ambidextrous design supports both right and left-hand draws, making it versatile for various users.
Crafted in the USA, this holster meets factory specifications and offers modular carrying options. It adapts effortlessly between inside and outside the waistband, suiting your preferred carry style with ease and precision.
The Alien Gear Photon is built to accommodate the OEM configuration of the Sig P320 Full Size, P320 XFull, and M17 models. It does not fit versions with compensators, threaded barrels, or weapon-mounted lights, ensuring a precise and snug fit.
The holster supports passive retention that can be adjusted to your comfort, enhancing secure carry without sacrificing quick access.
Its modularity allows it to switch between inside or outside the waistband carry positions—including appendix, strong side, behind the hip, or back slots. When paired with the optional Multi-Holster Adapter, this holster integrates with Alien Gear’s Quick Disconnect System for even more carrying flexibility.
Designed for compatibility with suppressor-height sights and most standard slide-mounted optics, the holster maintains streamlined functionality. You can expand your setup with the separate Photon sidecar for additional magazine storage, providing quick reload convenience.
Pros
- Adjustable retention, cant, and ride height for personalized fit
- Ambidextrous design supports right or left-hand draw
- Modular carry options for IWB and OWB carry styles
Cons
- Not compatible with firearms featuring mounted lights or aftermarket modifications
Offering reliable performance with ample customization, the Alien Gear Photon Holster stands out as a practical choice for Sig P320 Full Size users. Its precise engineering and versatile design accommodate a broad range of carry preferences.
Consider this holster if ease of adjustment and modular options rank high in your priorities.
| Specification | Details |
|---|---|
| Brand Name | Alien Gear |
| Compatibility | Sig P320 Full Size, P320 XFull, M17 (No lights mounted) |
| Carry Styles | Inside Waistband (IWB), Outside Waistband (OWB) |
| Ambidextrous | Yes |
| Adjustability | Retention, Cant, Ride Height |
| Optic Compatibility | Standard Red Dot Optics (Suppressor-height sights supported) |
| Made In | USA |
The Alien Gear Photon delivers solid functionality with attention to detail. It is ideal for those seeking a holster with tailored fit, ambidextrous use, and modular carry options.
Top OWB Holsters for Sig P320 Full Size: Buyer’s Guide
Fit and compatibility
When selecting a holster tailored for the Sig P320 Full Size, finding one designed specifically for this model can make a big difference in both comfort and functionality. Adjustable retention features allow users to customize how tightly the holster grips the firearm, providing added peace of mind while carrying. Understanding the holster’s size and shape in relation to the full-size Sig P320 is helpful since the right dimensions prevent unnecessary bulk and ensure quick, smooth access when needed.
Understanding the holster’s size and shape in relation to the full-size Sig P320 is helpful since the right dimensions prevent unnecessary bulk and ensure quick, smooth access when needed. Holsters crafted with the precise contours of the Sig P320 Full Size in mind typically offer better stability and ease of draw, which is invaluable whether using it for daily carry, training, or range shooting. Considering these factors leads to a more satisfying experience and greater confidence in everyday use.
Material and durability
Selecting the right holster for the Sig P320 full size involves understanding how different materials affect durability and performance. Kydex holsters are popular for their hard molded shape that provides excellent retention and resistance to wear, making them well-suited for everyday carrying and outdoor conditions where exposure to moisture and dirt might occur. Leather options offer a classic appearance and tend to become more comfortable over time as they mold to the wearer’s body, though they may require occasional conditioning to prevent cracking and maintain longevity.
Leather options offer a classic appearance and tend to become more comfortable over time as they mold to the wearer’s body, though they may require occasional conditioning to prevent cracking and maintain longevity. Hybrid holsters combine a leather backing with a Kydex shell, delivering a balance between comfort and sturdy retention, often appealing to those who want a versatile solution. When considering environmental exposure, materials that resist moisture, UV damage, and abrasion will generally offer longer service life with less maintenance.
Regular cleaning and inspections will help maintain the holster’s shape and function, especially for leather types that absorb sweat and oils. Choosing a holster with materials that align well with the intended use, such as daily carry, range practice, or professional duty, can greatly enhance comfort and security while extending the product’s lifespan.
Comfort and wearability
When choosing the right fit for your Sig P320 full size, the style used to attach the holster to your belt plays a significant role in comfort and wearability. Clips offer quick and easy attachment, while loops provide a more secure hold, and paddles allow for effortless on-and-off without removing the belt.
Bulk is another aspect to keep in mind, as a slimmer design tends to be less intrusive under clothing. Breathability enhances comfort by allowing air to circulate between the holster and your body, reducing sweat accumulation during warm or prolonged wear, and a soft lining can protect the finish of your firearm while adding a gentle layer against skin or clothing.
Taking all these factors into account ensures a comfortable and practical carry experience tailored to your daily needs and physical activity level.
Draw speed and accessibility
When choosing the best owb holster for sig p320 full size, paying attention to draw speed and accessibility enhances the overall shooting experience. A holster designed for ease of drawing the firearm allows quick and smooth access, which can be vital for both everyday carry and range use. The level of retention security plays a role in keeping the firearm stable without sacrificing the ability to draw promptly.
Adjustable features such as holster cant and ride height aid in customizing the fit and positioning on the waist, which directly affects comfort as well as how quickly you can draw. Selecting a holster that balances retention with accessibility ensures that the firearm is secure during movement but ready when needed, making these features important when comparing options for the sig p320 full size.
Concealment and profile
When selecting a holster for the Sig P320 full size, consider how its thickness and overall profile will align with your usual clothing choices. A slimmer holster with a low profile tends to work well with lighter apparel, allowing for smoother and less noticeable carry. Bulkier designs might be more suitable for heavier or layered clothing, aiding in reducing printing while maintaining comfort.
The effectiveness of concealment often hinges on how the holster manages to keep the firearm snug against the body without creating outlines underneath garments. Choosing a design that balances adequate retention with minimal protrusion helps maintain both accessibility and discretion, making it easier to carry the firearm confidently in everyday situations.
Price and brand reputation
Choosing a holster that fits your Sig P320 full size comfortably and securely involves balancing features and budget. Some options offer premium materials and craftsmanship, which can provide enhanced durability and a tailored fit, while others deliver solid performance at a more accessible cost. Warranty coverage and responsive customer support contribute greatly to long-term satisfaction by addressing any potential issues or defects.
Warranty coverage and responsive customer support contribute greatly to long-term satisfaction by addressing any potential issues or defects. Feedback from users helps gauge how reliably a holster holds up in real-world conditions and reflects the manufacturer’s commitment to quality. Prioritizing brands that have built a reputation for standing behind their products can offer peace of mind alongside functional benefits.
Considering these factors can help you find a holster that matches your needs and usage scenarios without compromising on quality or service.
People Also Asked
What Features Should I Look For In The Best Owb Holster For A Sig P3Full Size?Look for an OWB holster for a Sig P320 full size that offers a secure retention system, adjustable cant, and is made from durable, high-quality materials like Kydex or leather. Additionally, ensure it provides comfortable wear with proper fit and easy access for quick drawing.
Which Materials Provide The Most Comfort And Durability For Owb Holsters For The Sig P3Full Size?Kydex and leather are the most popular materials for OWB holsters for the Sig P320 full size, offering a balance of comfort and durability. Leather provides a comfortable, flexible fit that molds over time, while Kydex offers excellent retention and long-lasting rigidity.
How Does Retention Level Affect The Performance Of An Owb Holster For The Sig P3Full Size?The retention level of an OWB holster for the Sig P320 full size directly impacts draw speed and security; higher retention offers better weapon stability but may slow down the draw, while lower retention allows quicker access but can risk accidental dislodging. Finding the right balance ensures optimal performance based on user preference and carry conditions.
What Are The Top-Rated Owb Holster Brands Compatible With The Sig P3Full Size?Top-rated OWB holster brands compatible with the Sig P320 full size include Safariland, Blackhawk, and Alien Gear, known for their durability and secure fit. These brands offer customizable options to ensure comfort and retention for Sig P320 users.
How Do Adjustable Cant And Ride Height Improve The Usability Of An Owb Holster For The Sig P3Full Size?Adjustable cant and ride height allow users to customize the OWB holster’s angle and position for optimal comfort, concealment, and draw speed with the Sig P320 full size. This flexibility enhances usability by accommodating different body types and carry preferences.
Conclusion
Choosing the right OWB holster can greatly impact comfort, accessibility, and overall shooting experience for your Sig P320 Full Size. The best OWB holster for Sig P320 Full Size offers a solid balance between retention and ease of draw, providing dependable security without sacrificing quick access.
This type of holster is ideal for those who prioritize open carry or quicker deployment over concealment. Buyers should weigh factors like material preference, ride height, and retention mechanism to find their perfect match.
Ultimately, selecting the proper holster means matching it to your specific needs and carry style for reliable performance every time.
