TheraBand Swim Belt with Buoyancy Foam, Aquatic Training and Exercise Equipment for Swim Training and Lessons, Swimming Belt for Youth and Elderly, Water Aerobics Pool Jogging Belt, Young Adult Designed as entry-level swim training aids Use under supervision for younger swimmers Made of high-density buoyancy foam to keep the individual appropriately buoyant for swim lessons Help orient individual in forward facing swimming position for swim training and teaching specific strokes, bubbles don't get in the way of swimming like arm floats Adjustable Size, for young adults, maximum buoyancy