The HAPPY HOOP has an innovative new design which allows for the full adjustment of both ring size and weight. Eight colorful ring-pieces can be added or subtracted to created the perfect hoop-size. The unique molded curves each ring-piece increases grip and controllability while massaging the waist, stimulating blood circulation.

Made of heavy-duty plastic with snap-together tubes and chutes, this kit includes plenty of marbles for hours of building and rolling.