1.Hand Paddles for Swimming: These hand paddles for swimming increase resistance, these hands have holes of different sizes and shapes in different parts, it also reduces some water resistance, so it helps to build muscles ly and strengthen back, chest, shoulders Muscles of the body and arms to improve swimming speed. This is a great swimming accessory. 2.Ergonomic Design: The middle part of the Swimming hand paddles adults is slightly raised for a better palm fit. Non-slip design, some parts are frosted to increase grip. These hand paddles swimming will be your perfect swimming companion! It will improve your swimming skills. 3.Adjustable Shoulder Straps: Adjustable shoulder straps make these swimming paddles for hand suitable for different hand sizes and fit securely. Maru fins are suitable for most people, adults, children, women, men, boys and girls. 4.Premium Material: Our swim paddles for hands are made of high quality plastic, which is comfortable and lightweight for easy portability. Swim hand paddles are suitable for swimming, diving, snorkeling and more.