Features: 1. SUPERIOR MATERIAL: Made of premium PE material, the water dumbbell is chlorine resistant and dries quickly between uses. Compared with traditional EVA dumbbells, it is durable and will not age or crack. The integrated handle design ensures long-lasting use without breaking. 2. SUPPORTS BODY FITNESS: Water dumbbells provide an effective low-impact workout, ideal for individuals recovering from injury or seeking gentle exercise for joint health. They are excellent for targeting the back, shoulders, arms, and chest, helping to build strength and improve overall fitness. 3. ULTRA BUOYANT: Designed with high buoyancy, these dumbbells offer consistent resistance underwater, enabling effective muscle engagement. Achieve strength training and fat-burning results with reduced stress on joints. 4. MULTI-PURPOSE USE: These dumbbells are suitable for water exercises and can be filled with water or sand for use as traditional strength training weights, offering versatile workout options. 5. IDEAL FITNESS TOOL: Suitable for rehabilitation, toning, yoga, and swimming activities. Ideal for use in pools, at the beach, or in hot springs. Appropriate for adults, children, seniors, and postpartum individuals. Specification: Material: PE Color: Blue, Red, Green, Black Size: 30 x 28 x 5cm Capacity: 1500ml Weight: 390g Package Included: 2 x Water Dumbbells