The Head Graphene Neon 130 squash racket double pack consists of two high quality rackets incorporating the CT2 technology (Corrugated Technology) to provide extra power on every shot. They are strung with the Evolution Pro string for outstanding durability & playability. The rackets have a head size of 77.5in 2 (500cm 2) & are head heavy balanced to ensure more stability & spin. They feature a 16 x 17 string pattern & offer the fabulous Graphene which is the worlds strongest & lightest material.