The largest hula hoop has a diameter of 5.04 m (16 ft 6.7 in) and was spun three and three quarter consecutive times by Ashrita Furman (USA) at Hillcrest High School in New York, New York, USA, on 9 September 2010.
THe hula hoop was made of carbon fiber.
Please note: Comments below may relate to previous holders of this record.