Have some fun on court with the Wilson Slam Junior 21 Tennis Racket. This recreational racket is designed for young players just starting out in the game. With a large headsize and a lightweight frame, the Slam is easy to swing and puts plenty of power in the hands of juniors. The open string pattern sets them up to try out some spin too, so they can learn the different techniques that make tennis so satisfying to play. Headsize: 92 sq in (593 sq cm) Strung weight: 6oz (171g) Strung balance: 25.8cm (2 HL) Length: 21in (53.3cm) String pattern: 16x18 Composition: AirLite Alloy / Aluminium Recommended age: 5-6 years Prestrung Wilson's Slam JR 21 features a fun, youthful design with bright, vibrant colors. It's a lightweight and easy-to-handle tennis racket with performance-ready playability that's perfect for beginners. The AirLite Alloy aluminum frame provides lightweight durability with impressive strength. Frame technologies optimized for beginners make this racket stable, powerful and easy to maneuver, so new junior players can experience success every time they step onto the court. This pre-strung 21-inch racket comes tuned and ready to play.