Best Holsters for the Sig P365, P365 MOS, P365XL and XL MOS

September 6, 2026

The Sig P365 is the gun that started the micro-compact double-stack category, and it has grown into a family: the original P365, the P365 MOS with an optic cut, the P365XL with a longer slide and grip, and the XL MOS. A holster molded to one does not necessarily fit the next, and that is the first thing to sort out. This guide covers the kydex IWB holsters we make for the P365 and P365XL, which variants each fits, and how to carry a gun this small at appendix.

Quick compare: Sig P365 holsters

Holster	Fits	Carry	Cant	Claw	Price
Clip & Carry IWB, P365 9mm	P365 (standard slide)	IWB	±20°	Screw spacing accepts one	$44.99
Clip & Carry IWB, P365 MOS	P365 MOS (optic cut)	IWB	±20°	Screw spacing accepts one	$44.99
Clip & Carry IWB, P365XL	P365XL	IWB	±20°	Screw spacing accepts one	$44.99
Clip & Carry IWB, P365XL MOS	P365XL MOS (optic cut)	IWB	±20°	Screw spacing accepts one	$44.99

Which P365 do you have?

The standard P365 runs a 3.1-inch barrel. The P365XL runs 3.7 inches with a taller grip. Because a molded holster grips the slide, the XL will not seat in a standard P365 mold, and the standard gun will rattle in an XL mold. The MOS versions add an optic cut to the slide but keep the same slide length, so an XL MOS holster fits an XL with or without a dot. If you own an XMACRO, that is a different frame again; see our XMACRO holster guide.

The holsters, reviewed

1. Clip & Carry IWB Holster for the Sig P365: for the standard P365

Molded in .08-inch kydex to the 3.1-inch P365 slide, with folded edges and a full-length sweat shield. The clip cants 20 degrees either direction, retention is set with screws, and the screw spacing accepts a claw. The P365 is small enough that most people do not need one, but if the grip prints under a light shirt, a claw fixes it. Audible click, handmade in the U.S.A. by a military veteran, right or left hand, black or carbon-fiber pattern, lifetime guarantee.

2. Clip & Carry IWB Holster for the Sig P365 MOS: for the optic-cut P365

The standard-length P365 mold with clearance for the MOS optic cut and a slide-mounted dot. Same construction, cant, retention and claw spacing as the P365 holster.

3. Clip & Carry IWB Holster for the Sig P365XL: for the XL

Molded to the 3.7-inch XL slide. The XL's taller grip is the reason to add a claw at appendix; the screw spacing accepts one. Same adjustability, same guarantee.

4. Clip & Carry IWB Holster for the Sig P365XL MOS: for the XL with an optic

The XL mold cut to clear the MOS optic. Fits the XL MOS with or without a dot mounted.

How to carry a P365

Appendix

This is the position the P365 was designed for. Set the clip near neutral and sit down; the standard gun is short enough that it vanishes. The XL wants a claw.

Strong side

Fifteen to twenty degrees of forward cant at 3 or 4 o'clock. Comfortable for driving.

Lights

These holsters are molded without a weapon light. If you run a light on the P365's rail, you need a light-specific mold, and you should shop by light model.

Which P365 holster to buy

The P365 family has grown to seven carry variants and the slide decides the mold every time. Find your gun on this list.

P365, standard slide ($44.99) the 3.1-inch gun with no optic cut.
P365 MOS ($44.99) same slide length, optic cut, so the profile the kydex grips is different.
P365XL ($44.99) the 3.7-inch slide and taller grip.
P365XL MOS ($44.99) the XL slide with the optic cut.
P365 XMACRO ($64.95) longer again, with its own mold.
P365 FUSE ($64.95) the 4.3-inch slide, its own mold.
P365 AXG Legion, Gen 1 ($44.95) the metal-frame version, which changes the trigger guard enough to need a dedicated holster. A paddle version is listed too.

Running a light narrows it further: there are molds for the XL with an Olight Baldr S or Mini, and for the XMACRO with a Baldr, a PL-Mini 2 Valkyrie or a Streamlight TLR-7 SUB, in inside-the-waistband and paddle versions. Pick the one that names both your gun and your light.

Getting a P365 to carry like its size suggests

The P365 is thin enough that people expect it to vanish and then wonder why the grip shows. On a gun this small the grip is a bigger share of the whole, so the claw does proportionally more work than it does on a Glock. Start neutral with a claw at appendix, and only add cant if the muzzle digs when you sit. If you moved up to an XL or an XMACRO for the longer grip and better trigger reach, accept that you traded some concealment for it and run the claw plus a stiffer belt. One more thing specific to this family: because the variants look alike, check the slide length stamped on your gun before you order, not the box it came in.

Frequently asked questions

Does a P365 holster fit a P365XL?

No. The XL slide is longer. Order the XL holster.

Does the P365XL MOS holster fit an XL without an optic?

Yes. The optic cut only matters if you have a dot; the slide is the same.

Do I need the MOS holster for a P365 MOS?

If you run a dot, yes: the MOS holsters are cut to clear it. Without a dot, the standard holster fits.

Can I add a claw?

Yes, on all four holsters. The retention screw spacing accepts one.

Left-hand versions?

Yes, for all four.

Does an XMACRO holster fit a P365XL?

No. The XMACRO slide is longer than the XL, which is longer than the standard P365. All three need their own mold.

Which holster for a P365 FUSE?

The FUSE has its own mold. Its 4.3-inch slide is the longest in the family and will not seat in an XL or XMACRO holster.

Does the AXG Legion need a different holster from a normal P365?

Yes. The AXG frame changes the trigger guard area the holster grips, so it has a dedicated mold with a paddle option alongside it.

The bottom line

Standard P365: the P365 IWB, or the MOS version if you run a dot. XL: the XL IWB or XL MOS IWB with a claw. All molded, adjustable, and guaranteed for life.