Tarpaulin Tensioner: Ball tensioner contains 30 pieces. The cable length is 200 mm/7.9 inches. The extreme expansion length is almost 400 mm/15.7 inches. The cable length is 150 mm/5.9 inches. The extreme expansion length is almost 300 mm/11.8 inches. Easy to use black elastic tensioner: This ball tensioner is easier to use than others. Simply pull the rubber cable through the hole and place it on the ball. This cable has the best high elasticity. Don't worry about your thing being too big for the cable to break. High-quality ball bungee cord: These reliable rubber harnesses provide a secure hold for your tarps and banners. High-quality rubber and plastic ball. It is durable and friction-resistant. It has a high tension to firmly fix the tarp. Its service life is more than 2 years. Wide range of applications: Tarp bungee cord is suitable for tents, tarps, posters, bungee cords, expansion rings, tarp supports, rubber tarps, rubber bungee cords, tents, rubber, curtains, etc. It is a