Use the code CDA_40
Black Hole, Vulcan River, Magic Oval, Boomerang, Splash... There are many attractions in Aquópolis where you need a float or where the fun is maximized with it. You can get one for free in all of the attractions. And if you buy the Speedy Pass bracelet in the store or at information, you'll save yourself from having to wait in line to get on the attractions that require a float or board.