Upper / P.U.Leather, Double Russel Mesh, Tough Guard II. Midsole / Super msLite, Power Cushion, T.P.U., Solid E.V.A. •Outsole / Rubber. The YONEX Power Cushion effectively absorbs shock then reverses the impact energy for smooth transfer into the next movement. Compared with urethane, the YONEX Power cushion construction provides 3 times more shock absorbing power. The YONEX Round Sole is designed to provide all-around support for quick and smooth footwork. The Round Sole integrated into the forefoot and heel of the shoe minimize power loss, ensuring smooth movements the transfer of maximum energy into successive movements. The Lateral Claw construction stabilizes the sides of the feet to prevent lateral movement upon landing. This transfers more power into the next step.