Stable Strap: The latest practical design-safety rope, step on the sole when using it to make the ankle strap and foot firmer, the calf muscles are in a tight state, and the exercise effect is more significant. 4 Connect D-Rings: one on each side of the ankle strap, two on the front/rear side, a total of 4 D-rings. You can buckle the ankle strap and cable machine from four directions, to accurately train your inner and outer legs from multiple directions. Adjustable Velcro: The Velcro sticks firmly and is easy to wear. You can adjust the ankle size (circumference range: 10in-15in/25cm-40cm), through the Velcro to make it more suitable for men or women feet. More Comfortable: The ankle is made of soft neoprene, which is comfortable and breathable to wear. The thick part in the middle can reach 8mm, which can protect your legs or arms very well. Perfect Lower Body/Arm Trainer: It includes a pair of ankle straps, use it with the cable machine to help you shape your body, and maintain your perfect body. Effectively exercise the buttocks, thighs, calves, soles, inner legs and outer legs. You can also wear it on your arm for strength training. There are many ways to use it waiting for you to discover.