High ElasticityNylon elastic rope design provides constant tension and a firm grip, which can be stretched to twice its original size. Easy InstallationElastic tarp ties are easy to put on and take off. Pass the elastic ring through the eyelet, pass the tarpaulin rope through the hook, and then pull the ring on the plastic ball, which is easy to use and safe. Multi-purpose Elastic tarp balls are the perfect choice for securing tarp, tent, flag, blanket and trampoline. Elastic tarp ties are very suitable for boating, camping, farm and garden. The ball stretchers are also the ideal tool for sorting out messy ropes, cables, pipes and curtains indoors. Strong and DurableThe tarpaulin stretchers are made of high quality materials with heads of plastic ball, durable and wear-resistant to ensure that they remain intact after repeated use. Tarp bungee cords with bungee hook are versatile and lightweight, yet strong trekking accessories. Detailed DimensionThe length from the ball head to the top of the bungee ball ring is about 20cm, stretched to about 35cm, and the diameter of the ball head is about 22mm. Product Description Specifications: Material: plastic and elastic rope. Screw length: 20CM Color: black Features: Easy to use, just secure the thing to be attached, move one end of the ball to the other, then completely secure the object. Bungee balls can be used for tarps, awnings, ski racks , for attaching bikes to the frame, and attaching Christmas lights to the rails...etc. Strong and durable, nylon elastic cord loop with plastic ball head, weather resistant, durable and wear-resistant. The elastic rope can be used in combination to increase its length, which is suitable for more scenes. Elastic rope and plastic ball of high quality, quality assurance. Package Include: 35 X Black Rubber Bands Note: Please check carefully the size measurement chart before you make payment. Please allow 0.5-1 inch difference due to manual measurement. (1inch=2.54cm) The color of the actual items may be slightly different from the listing images due to the computer screen difference, thanks for your understanding.