Quality Swimming Hand Paddles]: Hand paddles for swimming are made of PC and silicone, which are comfortable to touch and light, easy to carry. They are durable, do not bend easily, don't add extra burden to swimming, and are perfect for swimming, diving, snorkeling, and more. Ergonomic Design]: The middle part of the Swim training paddles is slightly raised to better fit your palm and provide greater traction in the water. Some parts are frosted to increase grip and non-slip. There are multiple orifices in the paddle to improve water efficiency and speed up the flow of water. These hand paddles will be your perfect swimming partner! Hydrodynamic Design]: Swim training paddles increase the area of water contacted by the hand, increasing resistance and reducing interference with paddle technique. Great for learning to swim and open water swimming. Adjustable Straps]: Adjustable straps make these hand paddles for swimming fit most people, adults, children, boys and girls hands, suitable for swimming in all styles, and fit securely.