BRAND NEW | Adjustable Under the Mattress Bedside Pistol Holster Works with revolvers and semi-autos. Mounting platform slips between mattress and box springs. Universal-fit holster allows for use with most handguns. Can adjust to hold knives, batons, pepper spray, flashlights, taser or magazines. Grommets allow for wall, chair, door or closet mount. Adjustable with Velcro flap. Made of durable, high-quality materials; nylon and Velcro. Approx size 16 inch x 6 inch