Fits 3.25" - 3.75" Barrel medium and large autos * Belt loops act as covers for reversible retention strap and thumb break * Ambidextrous belt or inside-the-pants configurations - Fits belts up to 1.75? in a traditional vertical position and fits belts up to 1.5? when worn horizontally as a middle-of-the-back holster * Spare magazine pouch with adjustable flap on front of holster * Non-stretch hook and loop retention strap and molded thumb break