✅PRODUCT USAGE - STEP Dynamic AFO is a strong and flexible foot drop support for people sufferting from drop foot. ✅ERGONOMIC DESIGN - With its ergonomic design developed by a physical therapist, the brace helps nessary ankle support and joint stability. also, It’s forcefully making you use those muscles that have atrophy, so you can see a difference when not wearing it too. ✅STROKE REGABILITATION - The flexible ankle joint promotes static and dynamic balance improvement through correction of limb asymmetry and hip joint compensation. ✅RODUCT SIZE - S (Men's shoes 4.5~7 / Women's shoes 5.5~8) M (Men's shoes 7~22 / Women's shoes 8~12) *The foot-Plate supports approximately 2/3 of the foot length. ✅This product is an updated product that complements the shortcomings of the previous version.