Durable Material: The tarp clips are made of durable PA material, waterproof and shatterproof. The bungee cords are made of high-strength nylon material, durable and tear-resistant, elastic design ensures constant tension and firm grip. (Included: 10 x Tarp Clip + 10 x Bungee Cord.) Strong Gripping Force: The awning trap clip with unique serrated alligator mouth design makes the teeth more stable for using tarpaulin clamps and tarpaulin clips. The clip is strong and stable. It will not damage your tent or other cover. Thumb Screw Locking Design: The tarp mounting clip features an easy-to-use screw locking design. The tarpaulin clips can fix tarpaulins of different thicknesses and fabrics, and the biting force can be adjusted without damaging the tarpaulin itself. Wide range of applications: Bungee cords can be used in a variety of indoor and outdoor situations for Attach small items such as canopies, tarps, straps, tents, shading fabrics, poles and wires, canopies, boat covers, umbrellas, bike covers, car/truck covers, pool covers, pool covers, temporary shelters, or any fabric cover that requires additional support points /p> Easy to Install: Easy to install or remove, just tighten or loosen the screw knob to adjust for thick or thin tarps.