Hula hoops.With the spring flexibility, elastic nature, turning nature of principle Kangrui SportNo. ProductionSizeUnitPlus materialWeighting materialColorPackingDescription#2603 Hula hoopsperimeter is about 140cm, weight of about 1200 gramsset With the spring flexibility, elastic nature, turning nature of principle, the dumbbells, elastic rope, hula hoops three-way unity. Hula hoops