Swimming Assistant: the first choice for swimmers with limited finger control and strength. Able to hanging ankles, legs, wrists and arms during aquatherapy Soft and Lightweight: For small size and light weight, you can carry the buoyancy leggings easily and feel almost no burden on your ankles and arms Wide Application: The swim ankle bands arm floats are perfect for swim beginner with limited finger control and strength, help body in alignment while in water Material: Made of EVA material, the foam swim aquatic cuffs are sturdy and durable, not absorb water but provide enough float Adjustable Buckle: Each water aerobics float ring has an adjustable buckle, which is applied to different size of arms and ankles, and suitable for young kids and adults