Colorful and cute designs will help children enhance their interest in learning how to swim. The bright colors enable parents to notice their children easily.Made of high-quality nylon fabric, high-density EPE foam provides great buoyancy, and fits snugly around the arms, keeping the child in a safer environment.Features adjustable straps, double buckles, and adjustable crotch straps that provide a secure fit, easy to wear and off.Keep balance in water by wearing these swim arm sleeves, and bring more freedom and confidence to swim and play.Note: Please use it under the supervision of an adult and do not allow children to use it alone.