Crisp enthusiast Rowan Umland couldn’t believe his eyes when he pulled out what he believes to be the world’s longest Hula Hoop from a pack of salt and vinegar, measuring 9.3 centimetres longCrisp enthusiast Rowan Umland couldn’t believe his eyes when he pulled out what he believes to be the world’s longest Hula Hoop from a pack of salt and vinegar, measuring 9.3 centimetres long