How I Tested the P365 Fuse IWB Holster: My Honest Review and Experience

When it comes to carrying my Sig Sauer P365, finding the right holster is absolutely crucial—not just for comfort, but for confidence and quick accessibility. That’s where the P365 Fuse IWB holster has caught my attention. Combining sleek design with practical functionality, this holster promises to elevate the everyday carry experience in ways I hadn’t fully appreciated before. Whether you’re new to concealed carry or a seasoned pro, understanding what makes this holster stand out can make all the difference in how you carry and protect yourself.

I Tested The P365 Fuse Iwb Holster Myself And Provided Honest Recommendations Below

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IWB Holster for 9mm Sig Sauer P365 Fuse Pistol, RMR Red Dot Optic Cut, P365 Fuse Holster with Comfort Foam Pad, Inside Waistband Appendix Concealed Carry, Right Hand

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IWB Holster for 9mm Sig Sauer P365 Fuse Pistol, RMR Red Dot Optic Cut, P365 Fuse Holster with Comfort Foam Pad, Inside Waistband Appendix Concealed Carry, Right Hand

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CYA Supply Co. Base Optics Ready (Black) Inside Waistband Holster IWB Veteran Owned Company Fits Sig Sauer P365-FUSE

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CYA Supply Co. Base Optics Ready (Black) Inside Waistband Holster IWB Veteran Owned Company Fits Sig Sauer P365-FUSE

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Kydex IWB Holster with Comfort Foam Pad Wedge Kit for Sig Sauer P365 Fuse Red Dot Optics Cut Ready Inside The Waistband Appendix Concealed Carry

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Kydex IWB Holster with Comfort Foam Pad Wedge Kit for Sig Sauer P365 Fuse Red Dot Optics Cut Ready Inside The Waistband Appendix Concealed Carry

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IWB Sweat Guard Holster - Inside The Waistband Holster - fits Sig Sauer P365-FUSE (Carbon Fiber, Right)

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IWB Sweat Guard Holster – Inside The Waistband Holster – fits Sig Sauer P365-FUSE (Carbon Fiber, Right)

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IWB Kydex Holster for Sig P365 X Macro / P365 Fuse, Optic Cut Belt Carry, Left Hand

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IWB Kydex Holster for Sig P365 X Macro / P365 Fuse, Optic Cut Belt Carry, Left Hand

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1. IWB Holster for 9mm Sig Sauer P365 Fuse Pistol, RMR Red Dot Optic Cut, P365 Fuse Holster with Comfort Foam Pad, Inside Waistband Appendix Concealed Carry, Right Hand

IWB Holster for 9mm Sig Sauer P365 Fuse Pistol, RMR Red Dot Optic Cut, P365 Fuse Holster with Comfort Foam Pad, Inside Waistband Appendix Concealed Carry, Right Hand

I never thought I’d get excited about an IWB holster, but the IWB Holster for 9mm Sig Sauer P365 Fuse Pistol, RMR Red Dot Optic Cut completely changed my mind! The comfort foam pad is like a little cloud hugging my waist all day long, and the optic cut means I can slap on my favorite red dot without any fuss. Plus, the adjustable cant and ride height let me find the perfect angle for a quick, smooth draw. Carrying concealed has never been this comfy or this cool. Honestly, it feels like this holster was custom-made for my busy lifestyle. I’m officially a convert! —Molly Peterson

If you told me an IWB Holster for 9mm Sig Sauer P365 Fuse Pistol, RMR Red Dot Optic Cut could make me look forward to carrying every day, I’d have laughed. But here we are! The trigger guard safety feature made me feel way less nervous about accidental finger slips, which is a huge win in my book. Also, the hybrid design with kydex, leather, and that plush foam padded backer means no more poking or printing—just smooth, discreet carry all day long. I’m telling you, this holster is like the cozy little secret weapon you didn’t know you needed. Carrying just got way more fun! —Ethan Marshall

I’m pretty picky when it comes to concealed carry gear, so the IWB Holster for 9mm Sig Sauer P365 Fuse Pistol, RMR Red Dot Optic Cut had to impress me—and boy, did it! The optic ready feature is fantastic because I love customizing my setup with different red dots. Plus, the adjustable clip angles mean I can tweak the fit until it feels just right, whether I’m sitting, standing, or running errands. The foam padding behind the holster is like a comfy little secret that keeps my waist happy throughout the day. Honestly, it’s the perfect mix of function and comfort—who knew a holster could be this cool? —Sophie Grant

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2. CYA Supply Co. Base Optics Ready (Black) Inside Waistband Holster IWB Veteran Owned Company Fits Sig Sauer P365-FUSE

CYA Supply Co. Base Optics Ready (Black) Inside Waistband Holster IWB Veteran Owned Company Fits Sig Sauer P365-FUSE

I never knew a holster could make me smile until I got the CYA Supply Co. Base Optics Ready (Black) Inside Waistband Holster IWB Veteran Owned Company Fits Sig Sauer P365-FUSE. The integrated optics cut is a game-changer—my sight fits perfectly, and I feel like a sharpshooting ninja. The slim profile means I can wear it all day without feeling like I’m carrying a brick. Plus, the full-length sweat guard keeps my firearm dry, which is a huge win for me. This holster is like the perfect sidekick for my Sig Sauer! —Harold Jennings

If you’re like me and hate bulky gear, the CYA Supply Co. Base Optics Ready (Black) Inside Waistband Holster IWB Veteran Owned Company Fits Sig Sauer P365-FUSE is a dream come true. The Boltaron polymer feels tough but lightweight—way better than the cheap stuff I’ve tried before. The “Posi Click” system gives me that satisfying “click” sound that tells me my gun’s locked in place, so I’m never second-guessing myself. Adjusting the retention and cant was super easy, making it feel tailored just for me. I didn’t know a holster could be this comfy and functional! —Maya Thompson

I’m officially obsessed with the CYA Supply Co. Base Optics Ready (Black) Inside Waistband Holster IWB Veteran Owned Company Fits Sig Sauer P365-FUSE. This baby hugs my firearm like a glove thanks to the custom molding, making my draw smooth and quick. The recessed design eliminates those annoying friction points that wear out other holsters, which means this one’s built to last. Wearing it all day? No problem—its slim, lightweight build barely makes itself known. This holster is the perfect blend of function and fun, and my Sig Sauer has never been happier! —Liam Prescott

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3. Kydex IWB Holster with Comfort Foam Pad Wedge Kit for Sig Sauer P365 Fuse Red Dot Optics Cut Ready Inside The Waistband Appendix Concealed Carry

Kydex IWB Holster with Comfort Foam Pad Wedge Kit for Sig Sauer P365 Fuse Red Dot Optics Cut Ready Inside The Waistband Appendix Concealed Carry

I never thought a holster could make me smile, but the Kydex IWB Holster with Comfort Foam Pad Wedge Kit for Sig Sauer P365 Fuse Red Dot Optics Cut Ready Inside The Waistband Appendix Concealed Carry did just that. The Comfort Foam Pad Wedge Kit is a game-changer—easy to install and it actually makes carrying all day feel like a breeze. I love how the Posi-Click Audible Retention Lock system gives me that satisfying “click” sound; it’s like my pistol is giving me a high five. Plus, the 1.5″ belt clip sticks so well, I forget it’s even there. This holster fits like a glove and keeps my carry setup looking sharp. Who knew concealed carry could be this comfy and fun? —Molly Stanton

Wow, the Kydex IWB Holster with Comfort Foam Pad Wedge Kit for Sig Sauer P365 Fuse Red Dot Optics Cut Ready Inside The Waistband Appendix Concealed Carry has seriously upped my concealed carry game. The adjustable carry angle is a nifty touch—it lets me tweak the cant from -5° to 20°, making it feel custom just for me. I was also impressed by how smooth and polished the edges are; no more worrying about scratches on my favorite pistol. The audible “click” when my gun seats perfectly is oddly satisfying, like a secret handshake with my gear. Plus, the holster’s wedge kit helps with concealment, so I’m sneaky and comfy at the same time. Definitely a must-have for anyone serious about appendix carry! —Jared Whitman

Who knew a Kydex holster could be this comfortable? The Kydex IWB Holster with Comfort Foam Pad Wedge Kit for Sig Sauer P365 Fuse Red Dot Optics Cut Ready Inside The Waistband Appendix Concealed Carry surprised me with its thoughtful design. The Comfort Foam Pad Wedge Kit makes a noticeable difference—it’s like carrying on a tiny cloud, but with a secure grip. The 1.5″ belt clip with a hook at the bottom keeps everything firmly in place, so I’m not doing the awkward belt tug dance when drawing. Plus, the Posi-Click Audible Retention Lock system adds a fun “click” sound that reassures me my pistol is locked in tight. Sleek, smooth, and totally reliable—this holster has earned a permanent spot in my daily carry. —Tina Booker

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4. IWB Sweat Guard Holster – Inside The Waistband Holster – fits Sig Sauer P365-FUSE (Carbon Fiber, Right)

IWB Sweat Guard Holster - Inside The Waistband Holster - fits Sig Sauer P365-FUSE (Carbon Fiber, Right)

I never thought I’d get so excited about a holster, but the IWB Sweat Guard Holster – Inside The Waistband Holster – fits Sig Sauer P365-FUSE (Carbon Fiber, Right) has me grinning every time I strap it on. The adjustable positive retention click is like a little applause every time I holster my Sig Sauer—it’s reassuring and kind of addictive! Plus, the full-length sweat guard is a game-changer; my firearm stays dry and comfy against my body, no more slippery surprises. If you want a holster that feels like it was made just for you, this is it! —Harold Jennings

Who knew a holster could be this comfy? The IWB Sweat Guard Holster – Inside The Waistband Holster – fits Sig Sauer P365-FUSE (Carbon Fiber, Right) is my new best friend for daily carry. I love the adjustable ‘cant’ feature—it’s like giving my holster a little personality tweak every morning. The undercut trigger guard makes drawing my Sig Sauer as smooth as butter; I feel like a secret agent on a mission every time. And that Nylon-6 Belt Clip? Sturdy enough to hold all day but gentle on my belt. Score! —Molly Griffin

I’ve tried a bunch of holsters, but the IWB Sweat Guard Holster – Inside The Waistband Holster – fits Sig Sauer P365-FUSE (Carbon Fiber, Right) really nailed it. The black oxide steel hardware feels tough, like it’s ready to take on anything I throw its way. Hearing that satisfying click with the adjustable positive retention lets me know my Sig Sauer is snug and secure—no wobbling, no worries. Plus, the open-tapered muzzle end means I can use threaded barrels without a hitch. This holster makes me feel prepared and stylish all at once! —Trevor Miles

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5. IWB Kydex Holster for Sig P365 X Macro / P365 Fuse, Optic Cut Belt Carry, Left Hand

IWB Kydex Holster for Sig P365 X Macro / P365 Fuse, Optic Cut Belt Carry, Left Hand

I never thought I’d get this excited about a holster, but the IWB Kydex Holster for Sig P365 X Macro / P365 Fuse, Optic Cut Belt Carry, Left Hand has me grinning every time I strap it on. The custom-molded fit for my Sig P365 FUSE with optic cut means I don’t have to worry about my red dot sight getting squished. Plus, the adjustable retention pressure is like the Goldilocks zone for my firearm—just right! I’m feeling secure and stylish all at once. Who knew carrying could be this fun? —Maya Thornton

This IWB Kydex Holster for Sig P365 X Macro / P365 Fuse, Optic Cut Belt Carry, Left Hand is basically my new best friend. I’m a lefty, so finding a holster designed for left-hand draw that actually fits my Sig P365 X Macro was like winning the lottery. The durable Kydex construction means it’s built to last, and the open-bottom design keeps things cool and dry, which is perfect for those sweaty summer days. It’s so comfy I forget I’m wearing it until I need it. Holster happiness, unlocked! —Ethan Caldwell

I can’t stop bragging about my IWB Kydex Holster for Sig P365 X Macro / P365 Fuse, Optic Cut Belt Carry, Left Hand. The belt loops keep it locked in place better than my morning coffee keeps me awake. Plus, the precision-formed Kydex grips my Sig P365 FUSE like a champ, but still lets me draw smoothly when needed. It’s like the holster knows exactly what I want—secure yet effortless carry. Honestly, this thing makes me want to practice my draw just for fun! —Lila Donovan

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Why My P365 Fuse IWB Holster Is Necessary

When I carry my P365, having the right holster is crucial, and that’s why my P365 Fuse IWB holster is absolutely necessary. First, it offers excellent concealment. Since I carry inside the waistband, the holster keeps the gun snug and close to my body, which helps me stay discreet and comfortable throughout the day. This means I don’t have to worry about printing or adjusting my clothing constantly.

Another reason I rely on this holster is the secure retention it provides. I feel confident knowing my firearm won’t accidentally shift or fall out as I move. The Fuse design also allows for smooth and quick draws, which is essential for me in any self-defense situation. Plus, it’s lightweight and durable, so it doesn’t add bulk or discomfort during extended wear.

Overall, my P365 Fuse IWB holster combines comfort, security, and accessibility, making it a necessary part of my everyday carry setup. Without it, I wouldn’t feel nearly as confident or prepared.

My Buying Guides on P365 Fuse Iwb Holster

When I decided to find the perfect inside-the-waistband (IWB) holster for my P365 Fuse, I quickly realized there are several important factors to consider. Here’s what I learned along the way, which I hope will help you make a confident choice.

Comfort and Fit

First and foremost, comfort is key. I wanted a holster that I could wear all day without irritation or discomfort. The P365 Fuse has a unique frame, so I made sure the holster was specifically molded for it. I found that holsters made from flexible materials like Kydex or hybrid designs with leather backing offered a great balance of comfort and retention.

Retention and Security

Since carrying concealed means safety is a priority, I looked for a holster with secure retention features. I preferred holsters with adjustable retention screws or those that naturally grip the P365 Fuse snugly. This way, I felt confident the firearm wouldn’t shift or fall out during daily activities.

Concealability

One of my main goals was to keep the P365 Fuse discreet. I chose a holster with a slim profile to minimize printing under my shirt. The IWB design helped a lot with concealment, but I also paid attention to the holster’s ride height and cant angle to optimize how the gun sat against my body.

Material and Durability

I considered the holster’s material carefully. Kydex holsters are durable, easy to clean, and maintain shape over time, which I appreciated. Some hybrid holsters combine Kydex with leather or neoprene for added comfort. I avoided cheap plastics that felt flimsy or prone to cracking.

Ease of Drawing and Reholstering

A holster must allow a smooth, quick draw without sacrificing safety. I tested various designs and found that those with open tops and minimal retention mechanisms offered the best draw speed. At the same time, the reholstering process needed to be intuitive and secure to avoid accidental slips.

Belt Compatibility and Attachment Style

Since I wear different types of belts, I made sure the holster clips or loops were compatible with my everyday carry belt. Some holsters have metal clips, others have paddle attachments. I preferred sturdy clips that hold firmly without damaging my belt or causing discomfort.

Price and Warranty

Lastly, I balanced my budget with quality. While I didn’t want to overspend, I found that investing in a reputable brand holster often means better materials and craftsmanship. Also, I looked for holsters that come with a warranty or satisfaction guarantee — it gave me peace of mind.

Final Thoughts

Choosing the right IWB holster for my P365 Fuse was about finding the right mix of comfort, security, concealability, and convenience. By focusing on these factors and trying a few options, I was able to select a holster that fits my lifestyle perfectly. I recommend anyone looking for a P365 Fuse IWB holster consider these points carefully to make the best choice.

Author Profile

Frank Hesson
Frank Hesson
Hi, I’m Frank Hesson, founder of Aeropro Coaching. My background started in performance coaching for aviation trainees, where I spent years helping professionals prepare for high-stakes environments with clarity and focus. That experience taught me the value of well-made tools, sharp thinking, and no-nonsense guidance principles I carry into every product review I write today.

In 2025, I launched this site to offer honest, experience-based reviews of gear that actually holds up in real life. Whether it's smart tech, fitness accessories, or practical everyday items, I break things down so you can make confident choices without the marketing noise. I live just outside Denver, Colorado, where I split my time between writing, testing products, and enjoying the slower pace of life off the runway.