Ergonomic design: The swimming training hand board is ergonomically shaped and fits your hand perfectly. There are small drainage holes on the palm to reduce the impact of water on your palm when swimming and exercise your muscles safely.Effective training: The swimming training hand board can reduce water resistance and exercise your muscles safely, strengthen your back, chest, shoulders and arms and increase your swimming speed.High-quality material: PC material swimming paddle, lightweight, no extra burden for swimming, the paddle is durable, not easy to bend, and feels smooth.Widely: Swimming equipment suitable for different swimming styles, suitable for breaststroke, freestyle, butterfly stroke, diving, snorkeling and other swimming styles.Ideal gift: The hand pad is a perfect gift equipment for family and friends, swimmers, beginners and experienced swimmers, suitable for water training in different swimming styles in indoor and outdoor swimming pools.