Best suited to competitive all round players who want overwhelming spin the yonex vcore sv 98 lg tennis racket offers a mid plus 98in2 632cm2 head for increased control and a good level of power this head light balanced racket uses black micro core technology for exceptional vibration dampening and there is 3d vector shaft technology for more efficient power as well as improved stiffness and face stability for better spin higher trajectory and faster ball speed the racket has aero fin te