Wilson Junior Ultra 25 V4 Tennis Racket Swing with easy, comfortable power when wielding the Ultra 25 V4, a junior frame perfect for young players with serious ambitions on the tennis court. Featuring rich design and dynamic performance inspired by the adult Ultra V4 line, this racket spurs confidence with a grommet system that compresses upon impact for extra ball dwell time and responsiveness. Racket comes pre-strung with Wilson Sensation string for an appealing blend of arm-friendly comfort and playability. Product Details: Recommended for ages 9-10. Sleek design inspired by Ultra v4 performance racket series. Crush Zone grommet system compresses at impact to boost power and ball dwell time on strings. Parallel Drilling provides a consistent, more forgiving string bed response. Agiplast plant-based bumper, grommet and end cap components reduce environmental footprint. Racket comes pre-strung with Wilson Sensation, a multifilament string built for arm-friendly comfort and playability. Please Note: All our rackets come fully strung to the manufacturers recommended tension and are supplied with no headcovers.