Tennis players will love the supreme support and responsiveness of the Yonex Power Cushion Eclipsion All Court tennis shoes. A closer fit helps facilitate quicker, more explosive movement on the tennis court. Players will get to every shot with speed and comfort, making gameplay more enjoyable. A visually improved and durable upper layer ensures the shoe makes it through even the toughest play. Upper: Guard Durable Skin retains the shape of the upper to help prevent lateral movement of the foot inside the shoe. Padded heel collar enhances comfort. Double Russel Mesh is an ultra-fine mesh that is extremely lightweight and durable with eight times more air exchange for releasing moisture than ordinary mesh fabric. Midsole: Revolutionary 3-layer Power Cushion design uses a firm top and bottom layer to absorb 30% more shock than original Power Foam. Power Graphite Sheet keeps the foot stable and centered. ToughBrid Light is 11% lighter than ToughBrid while generating a significant reduction in leg and knee stress. Synchro-Fit Insole allows a closer fit between the shoe and foot, keeping power loss to an absolute minimumto achieve smoother movement and quicker footwork.Outsole: Non-marking Endurance Rubber outsole. The Yonex Round Sole™ is designed to provide all around support for quick and smooth footwork.