Size: The jaw opens about 0.6cm, can fit the heavy duty gray tarp well. PA Material: The tarp clips are made of sturdy PA material, not easy to break, you can reuse these tarp clips for a long time. The hardness, melting point, working temperature range and density of PA are higher than PP or PE. The cost of raw materials is also higher. Super Holding Power: The heavy duty tarp clip designed with the thumbscrew to tighten the jaw can hold the tarp securely even in heavy storms Easy to Use: Easy to install or remove, the teeth inside hold the tarp firmly, provides an instant anchor point to attach any standard bungee cord, tie down or rope Wide Usage: The tent clips are perfect for holding down a tarp, car/truck cover, awning, bike cover, boat cover, pool cover, temporary shelters or any fabric covering that requires additional support points Shipped Quantity: 10pcs;