The Yonex FusionRev 4 is the speed demon of the Yonex footwear family.  If you are looking for a shoe to support your quick footwork and hard cuts, the FusionRev 4 from Yonex is for you.  The monocoque, or booty, design combined with the Fusion Wing and Inner Skin components, enhances transition from one direction to another while also providing a snug fit.  The shoe moves with your foot for quicker acceleration and superior agility.  The combination of Power Cushion , Feather Bound FOAM, and Toughbrid Light, is effective at protecting your feet from the unforgiving life of hard court tennis.  Give your feet what they deserve; give them the gift of Yonex.