The new PROPULSE RAGE is ideal for powerful and explosive players who are looking for ultimate support, durability, and stability. Changes of direction and sudden stops can now be initiated with confidence. Two straps wrap the ankle ensuring optimal heel and midfoot support. 360 insock wraps naturally around the foot for ultimate first fit, comfort, and precision. High cushioning EVA pad dedicated to tennis movements for perfect heel protection. DIN 20 rubber reduces wear and abrasion associated with tennis specific movements.