About this item HIGH QUALITY MATERIAL: This swimming ankle strap is made of soft closed cell EVA foam, which is not easy to break or absorb water. It is a perfect tool for learning to swim SWIMMING ASSISTANT: Can suspend ankles, legs, wrists, and arms during water therapys. The preferred choice for swimmers with limited finger control and strength WATER TRAINING: The ankle cuffs can both floating and resist weight when used in water. Very suitable for hydrotherapy, muscle development, and water training ADJUSTABLE: The quick release buckle allows you to wear or take off the aquatic cuffs ultra conveniently. Easier adjustment, more convenient to wear according to your arm or ankle size. VERSATILITY IN USE: Perfect for varied swimming exercises, beach classes or hydrotherapy, our aquatic cuffs with their floating and weighty features, promise to enhance your water workouts and muscle development.