??????? ??????? ?????????: UNAOIWN dumbbells help your muscles build endurance as well as increase flexibility by providing additional resistance under the water. They also serve as a weight-adding tool for your aerobic routine, moderately making you burn more calories. ????????? ????????: Made of EVA foams, durability, and resistance. They provide flotation and low water absorption. Lightweight and portable. ????????? ????: Great for aquatic classes, water physical therapy, pool exercise, underwater fitness, water Zumba, and water aerobics. ??????? ???????????: Aqua barbells are suitable for swimming pool, spa, fitness exercises,etc, which is suitable for adult and kids using,and these foam dumbbells are not to be used as a flotation device. 24-???? ???????? ???????, which is aimed to satisfy every customer in our shop. Any problem contact us.