[Reusable Design] The swimming belt, made of comfortable, non-inflatable, durable EVA foam, can be reused for a long time, does not absorb water, and does not require worrying about air leaks. [Adjustable Size] The children's rear float has an adjustable safety buckle, designed for adults and children with some swimming skills, and is easy to put on and take off. [Versatile Design] The float is a floating device with variable resistance levels, a great tool for aqua aerobics, water jogging, and pool training, and improves swimming skills in adults and children. [Superior Craftsmanship] The float is a low-impact watersports device that stays afloat and vertical, with a buoyant design optimized for balance and safety. [Wide range of applications] Suitable for water aerobics, water jogging and pool training, the swimming belt is great for cross-training and helps you recover quickly from injuries.