The V Core 100S allows players to put massive amounts of spin and power on their shots. The 100 sq. inch head size and open string pattern provide a big sweet spot and more pop. Additionally, the head light balance provides great maneuverability for all court play. This frame is perfect for variety of players who want power, spin, and control all wrapped up in one frame. Headsize 100 sq. in Length 27 Beam Width 242422mm Weight Untrung 300g 10.5oz CompositionConstruction High Modulus Graphite, X Fullerene String Pattern Mains X Crosses 16x19 Recommended String Tension 45 60 lbs Balance 32cm12.6 in Head Light StiffnessFlex 69 RA Frame TechnologyIsometric, I.P.S., 3D Vector Shaft, O.P.S. Handle Technology Super Cushion Grip Swing Weight 317 kgcm Swing Type Moderate Color Red White Endorsed by Caroline Wozniacki