COPOZZ Swim Paddles, Professional Swimming Hand Paddles Professional Beginner Training Powerful for Swimming Training Tubing - for Women Men Kids Adult Swimmer - Yellow Blue Premium Materials This swimming hand paddles are made of lightweight PP+TPR, flexible and comfortable. With newest athletic design, which helps the arm to stay in the correct position and reduces strain on the shoulders. Comes with two different sizes for your choices. Fit For Your Palms L:(8.74in*5.98in) for adults with big hands; S:(7.48in*5.11in) for children and ladies with smaller hands. Swim paddlewith curved designed for palm fit the curvature of your hand perfectly, ergonomicdesign let your hands fall into a natural position for swimming while fingers spread apart naturally. Comfortable And Adjustable These swim paddles with adjustable straps which can fix your fingers and wrist well, providing great stability for your palms when swimming. They force to have good form when your hand enters the water and even have hand in the right position on the pull. Excellent Design Dual density construction for better grip and comfort. Tubular hand strap for micro adjustment and never slip off of your hands. Broad-blade design for optimal water contact and building upper body strength. Theyfeel great when doing pull drills in the water. Reduce ResistanceDraining holes and water channels can let the water flow through more smoothly, these hand paddles reduce resistance and improve efficiency, each stroke helps to enhance your swimming skills and speed. A great piece for working on hand form and movement during swimming and training. 3D Ergonomic Design , Fit Hands Beautifully , and effortless when swimming. Drain Holes Design , Assures a stroke that is Fluid &amp; Effortless. Powerful Boost for swimming Easy-to-use &amp;Easy-adjust &amp; Easy to wear , easy to wear for all swimmers include kids , youth , adult and so on. Comfortable wearing experince, soft silicone Straps Design. Permium Materials Pro 3D Ergonomic Hand Shape Design. Fit your hand Beautifully and great comfotable. Sfot silicone straps design , safe for kids ,and easy-adjust. Drain Holes design Fit handWith suitable shape Soft silicone straps Powerful and effortless.