E-Joy Man Women Weighted Sports Massage Hula Hoop 2B 6IB for Weight Loss Fitness Exercise Hulalink Hula Hoop - Easy to Assemble/ Disassemble Size: Diameter 39.4 inch Best for weight loss and waist shape and fitness. Material: hight quality foam. Less massage knobs to minimize the pain at the Hooping Easy assembly and easy detach button design. Easy to carry Soft material can also protect your waist while exercising.