The Babolat PROPULSE RAGE CLAY feature an outsole designed for clay surfaces. Suitable for aggressive and power players, you are looking for footwear with maximum foot support, durability and stability, swift changes in direction and sudden stops. The stability is ensured by the X-Support system: 2 straps wrap the ankle to enhance heel and midfoot support, Full Insock system for comfort: special inner collar around the foot for ultimate fit, KPRS-X technology for brand new cushioning, KPRS-X is EVA pad made of quality foam in a specific shape for increased heel and foot support, Michelin Performance sole for agility, precision, speed and extreme durability.