Built from high-quality tested materials to help with your lap exercise and aid your leg floats swimming while you train upper body & arms. you get a pull buoy that is soft & gentle for the skin, does not chafe or irritate the skin, is quick to dry, chlorine , and is . A non-slip pattern helps keep the bouy in place between your legs which is one of the things that makes this product and different. This increase core strength and upper muscles. This is perfect for both professional & recreational swimmers in helping you generate the best swim strokes & body movement in the water. Colour:blue Material:EVA+PE Package Contents: 1 x Kickboard Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.