Ultimate cushioning with low cut design. PU leather with a polyester mesh for excellent breathable properties. Yonex has created the ultimate midsole in the Tough brid, the molecules are arranged in a more stable alignment which provides greater elasticity and shape retention. The result is a shoe that provides a high level of cushioning performance. 3 layer power cushion, hard top and bottom layers absorb 30% more shock than the original and provide 5% more repulsion for enhanced transfer of energy. The soft middle layer quickly returns to its original shape after receiving a shock load, converting the shock energy into power for fast and light footwork. Rubber outsole, the hexagrip pattern provides 3% more grip and is 20% lighter than standard sole material. with an ergonomical shape for the ultimate fit and comfort.