Fun Pool Diving ToysThe pool games for kids adults and family include 3 buoys + 3 large circles + 3 sandbags + 3 seaweeds + 3 dolphins + 12 gems. Waterproof and Anti-corrosionThe inner core of the pool hoops to swim through is an iron core, the iron core is galvanized, smeared with anti-rust paint, and the outermost is wrapped with a 4.5mm PVC pipe. This triple protection can prevent the water from rusting in the swim through rings for pool. Easy to Use and Adjustable Sink HeightWhen in use, fill the float ball, and then throw the diving ring into the water, and it will be suspended in the water. Suitable for Kids, Teens and AdultsPerfect pool diving toys are used as pool party, underwater obstacle course, diving, underwater swimming, summer birthday gift.