1. High-quality materials: Water dumbbells are made of high-quality PE material, chlorine-resistant, and can be dried quickly between uses. Compared with traditional EVA dumbbells, they are durable and will not age or crack. The one-piece handle will not break like the EVA joint type. 2. Help your body stay healthy: For those who want a strict low-intensity workout, water dumbbells are the perfect way to get a good workout. Whether it is recovering from an injury or loosening up your joints, water dumbbells are great for exercising your back, shoulders, arms, and chest, helping you get stronger and stay in better shape. 3. Super floating: Water dumbbells are highly buoyant, which means they work well underwater and can provide the perfect resistance in your workout. Build muscle or burn fat by exercising in the water without putting pressure on your joints. Develop your upper body and get maximum results with minimal impact. 4. Multi-purpose: This dumbbell can not only be used for water sports or exercises, you can also fill it with water or sand, etc., so that you can use it like a normal dumbbell for weight training. 5. Perfect sports equipment: for rehabilitation, weight loss, yoga, swimming; swimming pool, beach, hot spring. Suitable for adults, children, the elderly, postpartum pregnant women, etc.