Description This is a swimming hand paddles. The most prevalent characteristic of this contoured paddle is that it is on a par with the hand. The smartly constructed grooves let your hand fall into a natural position for swimming while fingers spread apart naturally. The silicone strap for the middle finger is very comfortable as well. Feature - Color: As shown. - Material: PP. - Size: 14.8x10.8x1.5cm. - PP material is durable waterproof and comfortable to wear. - Ergonomic shape fits the of the hand well to reduce fatigue and follow the theory of nature mechanics to increase swimming and ensure flexible movement. - Adjustable strap can fix middle finger and wrist well to provide great stability for palms during swimming which is suitable for most people. - for training and improving swimming techniques for beginner and athlete. Perfect training aid for professional swimmer who wants to maintain and correct stoke mechanics.