Crafted with beginner kids in mind the prokennex ace 21 junior tennis racket is a quality pick due to a durable aluminium frame a shorter 21 522mm length a much lighter weight allows to practice surely groundstrokes and rebounds and the smaller 95in2 615cm2 head size ensures good control over shots and a significant boost to youngsters accuracy with a comfortable grip and standard 16 x 19 string pattern the racquet ensures many exciting memorable moments on the courts plus it arrive