The Yonex EZONE Ai Rally tennis racket has a frame weighing 275g (9.7oz) that has been head light balanced to be easier to manoeuvre. Its 107in2 (690.3cm2) head incorporates an open 16x19 string pattern that helps generate more spin and deliver an amazing feel. To meet the needs of novice players the racket is equipped with the Isometric technology that provides an enhanced sweet spot for more forgiveness on off-centre hits. It also features the Aero Shape technology resulting in higher repulsion and heavy top spin and the Shockless Grommet System delivering minimised muscle fatigue and better shock absorption. Increased racket stability has been ensured by the New O.P.S. technology.