Durable material: water dumbbells, made of EVA foam, durable, portable; Water dumbbells for swimming pool exercises can be used repeatedly. Suitable size: Water aerobics pool dumbbells, perfect size, suitable for use by teenagers, adults, and the elderly; The handle is soft and comfortable, easy to grasp and not easy to slide. Small and lightweight: Dumbbells are lightweight, with good water resistance and great buoyancy in water, suitable for strength training. Please note: The pool dumbbells cannot be used as lifesaving buoys and flotation equipment, please use them safely. Pool water weight for water sports: Swimming pool dumbbells provide additional resistance underwater, helping your muscles build endurance, allowing you to exercise aerobically and moderately. Multipurpose water tools: Water fitness dumbbells, widely used in indoor swimming pools, underwater aerobic fitness, hydrotherapy, fitness exercises, and other sports.