Material: clip is made of robust nylon, the elastic cord is made of plastic and Oxford rope, durable and abrasion resistant, and durable bungee cable, overload and fight-resistant Clip size: 8 x 3 x 2.5 cm, the elastic cord size: 13 x 2.7 cm, rope diameter: 0.4 cm, maximum stretch size: 33 cm. Package contains 10 x tarp clips and 10 x ball bungee cords The powerful grip jaw design makes it more stable, the rear end of the tarpaulin clip can be attached to any standard bungee, rope or stretch cable for clip Easy to use, hold the edge of the awning fabric, press the screw of the clip down and tighten it, with the screw you can adjust the tension of the clip and finally attach with a rubber band Tarp clip clamps are ideal for outdoor camping tents, awnings, truck use, caravans, sun umbrella, tarpaulins, awnings, boat covers, barbecue covers, swimming pool covers, shelters or any fabric cover that requires additional support points