Function:Muscle Relex Apparatus Type:Spray-Paint Features: and high quality Light weight and easy to carry. dumbbell will not water or chip and super dry. Can your arm,shoulder,biceps,cardio and legs,etc. Suitable for swimming pool,spa,fitness exercises,etc. for support and balance above the water or resistance exercises the water. Foam barbell has a finish making it easy to clean and resistant to harboring . Round foam on each end of dumbbell a higher resistance dumbbell for swimming exercise. Description: Product Name:Swimming pool dumbbell toy Size:27x15x15 cm Function:Fitness Application:Support and balance above water,resistances underwater. color:blue Material: Package Contents: 1* water dumbbell Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.