1. Material: steel, nylon, etc. 2. The strap is made of 5cm wide nylon webbing, which is soft and tough 3. 5 x 40 x 30mm iron nickel plated welded D buckle, strong and rust proof 4. 56cm long sponge, 7mm thick, 6cm wide, all-round protection for the legs 5. Weight: 0.15kg/pcs 6. Note: The product does not include the tension tube
