Made to help children learn to play with complete confidence & enjoy their time on the court, the Wilson Roger Federer 19 junior tennis racket is best suited to kids aged 4-5 & has a light weight (6.2oz) for greater control over shots & a good-sized 80in 2 (516cm 2) head for easy playability. This head heavy balanced racket provides added power & stability & comes strung with Wilson nylon string for enhanced durability. It features a 16x 15 string pattern & has a full protective cover.