The new generation of EZONE, for the next generation. Yonex's newest tennis racquet is here: Command the court with EZONE DR. Breaking the mould with the world's first tennis racquet to feature premium grade NANOMETRIC DR carbon graphite, the EZONE DR gives players increased flex and repulsion plus a larger sweet spot for dynamic power. Material: H.M. Graphite NANOMETRIC DR Head Size: 100 sq.in. Grip Size: LG: 285g10.1oz Length: 27.0 in.