Top quality, lightweight aluminium O-beam Mini Tennis Racket designed for play on a three-quarters size tennis court - which is the LTA's Orange Stage Mini Tennis and the ITF's Stage 2 coaching. Use with low energy tennis balls, such as Zsig's SLOcoach Orange Mini Tennis Balls.As a guide, a 23 inch Mini Tennis Racket is suitable for an Orange ball learner, around 6-9 years old. 23" Mini Tennis Racket is suitable for an Orange ball learner, around 7-9 years old Recommended for LTA Orange Stage Mini Tennis coaching programme, ITF Stage 2 Weighs 220g strung O-beam construction aluminium frame