Anybody can make a longer racquet, but only Wilson can offer a Sledge Hammer, Hammer and Pro Staff racquet and "enlarge" the sweet spot again! Wilson Stretch racquets offer players:
More Power is caused a longer racquet yields more energy
Greater Reach will enable you to extend your reach
Greater Server Angle...reach higher for better angles
Wilson Stretch™ Racquets are longer for more power!
wilson stretch technology