Footwork is everything in tennis. Make it to the ball or risk missing the shot. The adizero Ubersonic shoes are built for players who crave the ultimate in lightweight speed. These tennis shoes give you comfort, acceleration and sport-specific support on the court. *SPRINTFRAME construction provides stability and speed through geometrical research to create a *lightweight and supportive chassis *Polymer-reinforced upper mesh *ADITUFF for best abrasion resistance in the toe area *Moulded EVA midsole for fit and comfort *Seamless construction for better fit and comfort *ADIWEAR 6 outsole offers the ultimate in high-wear durability