The OgoDisk® H20 is specifically designed for bouncing water balloons. The lightweight disk flies and floats. Launch water balloons at your friends, and use the disks to block water balloon attacks. This is the best disk paddle for bouncing water balloons and you can play alone or with others. Adapts to many sports like volleyball, tennis, and baseball. Ages 8 years and up. Includes two H2O OgoDisks®, 50 water balloons, and a filling nozzle. Meets all ASTM, and CPSIA safety standards.