Blackhawk Ambi Holster w/Mag Sz 1 40AM01BKSize 01 (3" to 4" barrel medium autos). Ambidextrous belt or inside the pants wear. Spring steel clip. Belt loops act as cover for reversible retention strap and thumb break. Fits belts up to 1. 75" in a traditional vertical position and up to 1. 5" when worn horizontally. Spare magazine pouch with adjustable flap on front of holster. Non stretch hook and loop retention strap and molded thumb break. Boxed with hanging tab.