[High-quality material] Our swimming paddles are made of high-quality plastic, which is strong and not easily deformed, and light in weight, helping you swim without burden. The swim paddle's flexible shape provides you with maximum comfort and is perfect for swimming, diving, snorkeling and more. [Suitable size]Swimming hand paddle size: 20*13.5CM. The strap of this swimming paddle is made of resin, which is flexible and fits most people's hands. The swim paddle has a convex design that increases traction in the water and conforms to the shape of your hand for easier swimming. [Ergonomic Desigh] Convex designed hand paddle for increased traction with the water. The swim training paddle has drainage holes and water channels, which reduce the resistance when paddling, so that you can build muscles safely. With it, the speed of advancing in water will be effectively improved. [Multiple Uses ] The Swim training paddle helps you practice swimming such as freestyle, backstroke, breaststroke and butterfly. It;s suitable for swimming beginners to improve swimming skills and increase arm strength; suitable for experienced swimmers to move forward more freely. [Adjustable Silicone Strap] The adjustable strap makes this swim paddle fit for different hand sizes. You can adjust the adjustable silicone strap to a comfortable position as you need, allowing your palm to maintain good stability while swimming. Fits most people, adults, kids, women, men, boys and girls. Material: PC + Silicone Size: One Size Package Included: 1 Pair Of Swimming Training Hand Paddles