For your Black Powder Cartridge & Cowboy Leather Holster needs. When matching these holsters with our gun belts, remember to read the item description entirely. Holsters that are made for slip-through gun belts have the belt opening widths listed along with gun belt recommendations. Each of our slip-through gun belts have their widths listed as well. Here you'll find Cavalry Flap, Slim Jim, Mexican Loop and Buscadero holsters.