Specifically designed for athletes 9 & Under to properly grip the ball for fundamental passing and shooting. Get your athlete in the water early and start developing ball skills. The right size is a must for beginner athletes to develop the foundation. Tested by the Top Development Coaches in the Country. Get your athlete in the water early and start developing ball skills. KAP7 Size 1.5 Hydrogrip is the offical for youth Splashball Programs.