The volkl organix super g 10 325g tennis racket gives players more control and vibration dampening for excellent accuracy on shots the bio sensor technology increases vibration dampening by 15 which adds to the racquets playability and makes it more comfortable and the organix system of carbon nano tubes produces a trampoline effect for 30 more power the rackets 98in2 630cm2 head features the optispot which is a visual aid that helps you to find the centre of the sweet spot more often