For young players starting the game and learning the art of spin, the GAMMA Quick Kids 36 Foam Tennis Balls feature a two-tone felt for easy instruction. The soft foam material makes learning safer for children. The Quick Kids 36 balls are USTA approved for 10 and under tennis and ideal for ages 8 and under on a 36' court. These lightweight balls feature a low compression core making them 75% slower than a standard tennis ball and providing a lower bounce. USTA/ITF Stage 3 Specification.
