The Yonex Power Cushion 308 is the latest generation Yonex tennis shoe, in a new color for 2013. Great white and light blue cosmetics, plus all of the performance of the last generation SHT 307. New lateral outrigger for additional stability. Tough Brid cushioning lasts longer and is more responsive than traditional EVA. Outstanding cushioning, lightweight, and surprisingly stable, the Power Cushion 308 is an all-around performer!Color: White/Light BlueUpper: synthetic leatherOutsole: Round Sole, Endurance RubberMidsole: Super EVA, Power Cushion, TPU, Graphite sheetYONEX POWER CUSHION: Drop an egg onto the Power Cushion and it will bounce back without breaking. A new technology from Yonex, Power Cushion, with superb shock-absorption and repulsion power for the next generation in shoe design. Yonex Power Cushion Technology responds to quick and sharp movements by transforming shock into kinetic energy. Furthermore, this unique characteristic reduces muscle fatigue on your legs, so you are fresher going into the fifth and final set.