The Fitness Mad Weighted Wave hula hoop has a 6-piece construction that can be easily disassembled for storage and transportation. It weighs more than a standard hula hoop to help you tone the waist and abdomen in a quicker and more effective way. A special wave design on the inside helps improve effects of exercising and makes it easier to keep the hula hoop on the body. This weighted 2kg (4.4lbs) hula hoop is also equipped with soft NBR padding for added comfort. It has a 100cm (39.5") diameter.