1、Safe Material: This water floating dumbbell is made of environmentally friendly non polluting EVA material, does not contain heavy metals, and is reliable to use. 2、Corrosion Resistance: This sports dumbbell is water resistant, corrosion resistance, durable, not easy to rust after long term use in water, and has a long service life. 3、Good Elasticity: This floating dumbbell has good elasticity and is the best equipment for water dumbbell exercise without affecting the water quality. 4、Lightweight: This yoga dumbbell is lightweight, compact structure and highly buoyant in the water, suitable for strength training. 5、Beautiful Appearance: This sports fitness equipment is beautiful in appearance, colorful, excellent workmanship to play in the water. 2 x Floating Dumbbell Item Type: Water Floating DumbbellMaterial: EVAGross Weight: 240g / 8.5ozProduct Size: Approx.15 x 27cm / 5.9 x 10.6in(Single)Uses: suitable for indoor swimming pools, aerobic fitness, rehabilitation training, spa, fitness exercise, etc.