This is the Number One choice of Babolat's professional players.The new Pure Drive designed specifically for Andy Roddick The Pure Drive racket features Babolat's Cortex shaft vibration dampening system. This is designed to reduce harmful racket vibrations without filtering out the feedback required for feel. The result of filtering unnecessary vibrations is what Babolat calls a pure feel. Head: 100 sq in Weight: 315g Beam: 23/26/23mm Length: 27in Comp: Graphite / Kevlar