Swimming flippers Size: 13.6X19.5CM LIGHTWEIGHT AND EASY TO CARRY: The hand crank swimming board has good elasticity, which can hold your hand well while swimming, small size, light weight, not easy to fall off, easy to carry and disassemble. Ergonomic design: The shape of the swimming board is ergonomically designed to fit your hand perfectly. And there are some small drainage holes on the swimming palm, which can reduce the impact of water on your palm when swimming and train your muscles safely. Multiple uses: The swimming palm can help you to swim, such as freestyle, backstroke, chest swimming and butterfly. Suitable for beginner swimmers to improve swimming skills and increase arm strength, and for experienced swimmers to swim more freely forward. Material: PC palm, silicone strap; Our swimming paddle is made of PP, silicone, high strength, not easy to deformation, light weight, help you swim without feeling strained. The flexible shape of the swimming paddle provides you with maximum comfort and is the best choice for swimming, diving, snorkeling, etc. Adjustable Silicone Strap: The adjustable silicone strap makes the swim training paddle suitable for different hand sizes. You can adjust the adjustable silicone straps to a comfortable position as needed to keep your hands in good stability while swimming.