Size 21 tennis racket for young beginners from 5 to 6 years discovering their enthusiasm for sport - Lively design of the racket in the style of the US Open - Lightweight alloy frame with AirLite technology for power and durability - Smart combination with the Starter tennis balls in red - Contents: 1x Wilson Tennis Racket US Open Jr 21, Strung, Head Size: 593 cm², Length: 53.3 cm, Weight: 186 g, Stringing Pattern: 16x18, Balance: Balanced