Weight : 5U (75-79 g) , 4U (80-84 g), 3U (87-89 g) Maximum Racket Tension : 3U - 32 lbs, 4U - 31 lbs, 5U - 30 lbs, Material : Carbon Fibre, Frame Shape : Dynamic Optimum Frame SONIC BOOM SYSTEM : Delivers an exceptional hitting sound, adding an auditory boost to your powerful shots. STANDARD MODULUS SLIM SHAFT : This flexible shaft offers superior control and agility, allowing you to execute swift and precise shots effortlessly. SWING WEIGHT BALANCE : Provides an optimal balance for a smooth and controlled swing, enhancing your overall gameplay.