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.