Sticky Holsters allow you to deploy and adjust your firearm in seconds. No bulky clips or straps to get in the way. The lightweight holsters weigh less than 3 oz., and the closed-end design keeps lint and dust out, while keeping gun oil off of you. Body heat and use conforms holster to your gun, so your holster fit will continue to improve with use. This model is compatible with large auto with a 4 barrel.