1. U-shaped heel cup to protect the ankle and prevent side slip during exercise 2. Bottom breathable mesh design, not stuffy, dry and comfortable 3. The surface is knitted fabric, which absorbs sweat and is not sticky 4. Material: PU, knitted fabric 5. Applicable gender: both men and women 6. Size: 35/36, 37/38, 39/40, 41/42, 43/44, 45/46
