Featuring a head size of 100in 2 (645cm 2), the Head IG Challenge PRO tennis racket offers a great blend of control & power. It has been designed for intermediate level players wanting to take the most out of their weekend game & uses Innegra technology for greater shot control, precision & increased shock absorption. Thanks to a head light balance, the racket is manoeuvrable & comes pre-strung with durable synthetic gut string in an open 16x 19 string pattern for more power & spin. Constructed from graphite, the racket guarantees enhanced stiffness & strength & there is a tacky Dual Absorbing grip that ensures maximum sweat absorption & keeps the racket from slipping. The IG Challenge PRO is supplied with a full protective cover.