Exervo Water Exercise and Aerobics Training Foam Buoyancy Float Swim Belt, 3 Sizes Premium AquaComfort EVA foam buoyancy belt for water exercise & aerobics Low profile shape & rounded contours to fit at the waist comfortably Waterproof, heat sealed foam that's quick drying, UV & bacteria resistant Adjustable belt with buckle & clip closure. Sized according to user body weight This product IS NOT a swimming aid, lifesaving device or personal flotation device