What is the Sunflex Water and Diving Game Supertubes? The Sunflex Water and Diving Game Supertubes is quick to set up and provides children with lots of fun in the water. Simply throw the tubes into the pool and you're ready to go. The soft tubes are made of the grippy, waterproof, and light-resistant material Jersyprene Light. To ensure they float upright in the water, they are equipped with a small float ring and a weight. In addition to the 3 tubes, the set includes 3 non-floating balls that can also be used individually as diving balls or for juggling and throwing. More details about the Sunflex Water and Diving Game Supertubes: Contents: 3 weighted tubes with float rings, 3 balls. Material: Jersyprene Light. Colors: 1 tube and ball each in yellow, red, and green. Length of the tubes is 100 cm, diameter 15 cm.