Swimline Underwater Swimming Hoops - Set of 4

Swimline Underwater Swimming Hoops are always a blast. These 22-inch hoops let you practice graceful, agile swimming and help you become more aware of your underwater movements. You can challenge yourself by filling each hoop with a different amount of sand to change its buoyancy. Even if you're not practicing your own style, these Swimline Underwater Swimming Hoops are a great addition to relay races and obstacle courses at pool parties.