The Babolat B'Fly Junior 25 inch (635 mm) tennis racquet (Blue and Pink) is designed for players from 53.1 to 57.1 inches (135 to 145 cm) tall. Light weight alumimun compostion frame weighs 7.7 oz (218 g) unstrung. With a 16x17 string pattern, this Babolat B'Fly tennisracquet has a 105 sq in (677 sq cm) head size and an unstrung balance of 12 in (305 mm). Babolat focuses a lot on understanding how to make tennis much easier to learn for kids. How should I put my hands? How should I hold my racquet when waiting for a serve ?... are questions commonly asked when you start practicing. Now you understand why the racquet features a two-colored grip and some visual tips on the frame. Babolat racquets are made to help kids in a fun and easy way to properly position their hands on the handle and to get the right attitude on court. You might have stopped tennis as a kid because you found it too hard. Not anymore. Today, your child can benefit from the latest materials and innovations that are specifically designed for young players. Made out of aluminum, the Ballfighter racquets are lightweight and feature larger head sizes, making tennis easier and more fun to learn.