The karakal zone 19 is a red zone junior tennis racket designed for kids who are new to the game or want to improve their skills the racket features the muscle wave system that delivers a larger sweet spot for greater power and more forgiveness even on off centre hits it is constructed from high grade 7050 series alloy and has been perfectly weighted and balanced to fit young aspiring players this 19 482cm racket has a midsize head and is supplied with a 34 head cover