Product Description These top-quality nylon holsters are designed to carry a variety of folding knives, multi-tools, gun magazines and accessories. Each holster features a durable Zytel belt clip and includes a carabiner for a variety of carry options. Sizes refer to the overall length of the tool or knife to be carried in the holster in a closed position. From the Manufacturer Outdoor Edge now offers three sizes of top quality nylon sheaths to carry a variety of folding knives. Each sheath features a Zytel belt clip and carbineer for D-ring or loop attachment. Sheath sizes refer to handle length in closed position. 4-1/2 to 4.8-Inch Sheath, Model FS-45