Swim aids for kids The swim belt provides the kids with buoyancy and keeps them afloat in the water. It is excellent water aerobic equipment, ideal for cross training, rehabilitative water exercises, and water jogging or walking, as well as swimming training etc. High-quality fabric: Swim belts for kids is made of high-quality diving fabric, which is not only softer and more comfortable, but also warmer and more buoyant than traditional EVA swimming belts Humanized design: Fstcrt swimming belt innovatively adopts three-section design, which is more convenient and comfortable to wear and close to the body; hidden zipper pocket, the EPE lining can be taken out, which is convenient for cleaning and carrying, and when you use the belt in the pool, the pocket also stores your small items (the belt is not waterproof, you need to bring your own waterproof bag) Adjustable straps and buckle: A freely adjustable swim belt, size S fits waists 20" to 31", swim floats suitable for kids ages 4-8, you don't need to worry about it being too tight or too loose. Protecting children's bones: Water aerobic exercise reduces the impact on the bones during ground exercise, reduces the probability of bone damage, and the bones and joints are not easily deformed, beneficial for children's bone development and growth.