Made of upgraded TPE material, not sticky material, eco-friendly, non-toxic, odor free. Each band measures 59 inch Long x 5.9 inch wide. The Yoga tension band with good elasticity, stretch without deformation, uniform stress, not easy to break; Strong friction, not off the hand, feel comfortable, can be used as an auxiliary equipment of yoga, to achieve better plastic purposes.We can practice at home, outdoors, by the sea and in the gym easily.