1Made of nylon + hook and loop webbing + black metal Oring buckle, it is very toughness and durable. 2The buckle can be used with the backpack, and the items can be fixed together by wrapping the hook and loop strap around the items. 3Fast installation and disassembly, the webbing can be disassembled with one hand. 4You can attach the belt clips to belts, backpacks or other bags, you can also use it as a key holder. 5Ideal hook for outdoor camping, hiking, and other activities, lightweight and portable.