Watermelon Ball is a fun unique swimming pool game combining components of football, basketball, and rugby in the water. The ball used to play Watermelon Ball is neutrally buoyant, which allows the ball to be passed up to 10 feet and dribbled like a basketball under the water. See How to Play video below.This is not a life saving device. Do not leave child unattended while device is in use. Only to be used in water in which child is within its depth and under adult supervision.