Supreme Material: Bungee ties are made of rubber and PP plastic material. The rubber material is elastic and durable, and the PP material is tough and strong, durable and sturdy. Considerate design: The elastic rope ball is designed with a ball, and you don't need to tie or untie it a knot. The elastic rope ball is elastic and the length is stretchable according to the size of the items, very easy to use. The maximum weight of the rubber bands is 10KG. Abundant in number: The package contains 30 packs of elastic cords, and you can apply the elastic cords at home or outdoors. What's more, the bungee cords are enough for you, and you can share the bungee cords with your family and friends. Wide Usage: bungee cords with balls are perfect for tying tarps, awnings, computer cables, hoses, charging cables and tents, and you can also apply the rubber bands with balls to organize other items like banners, curtains, boat covers, etc. , very versatile and multi-functional. Portable and lightweight: The elastic tie straps are 15cm in length and the elastic cord can be stretched to 25cm 9.84 inches and the elastic cord is 0.4cm in diameter. The ball is 0.98 inch / 2.5 cm in diameter. The elastic cord with balls is lightweight and portable, very easy to carry around without effort.