Designed to promote a natural step and prevent foot drop, Helps you support and stabilize injured or weak ankles during activities.Helps alleviate pain from plantar fasciitis, injury, stress fracture, and Achilles tendonitis. The straps are completely adjustable open heel design, allows wide range of motion during activity and still provide support for the ankle tendons and joints. Premium material, easy to put on and off, you can wear it for a long time. Helps to treat foot drop, stroke patients, or people dealing with leg muscle disorders. Non-slip bottom, skin-friendly and sweat-absorbent. Specification: Material: Diving Cloth Size Chart: S size: 36.525.20.15cm/14.379.920.06inch M size: 38.525.80.15cm/15.1610.160.06inch L size: 40270.15cm/15.7510.630.06inch Package Includes: 1 Piece Foot Drop Orthosis Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! 3. Wish you a wonderful on-line shopping!