Hula hoop for smart car has two patent advantages:
First, the appearance. If the belt is the belt of the human body, then our intelligent hula hoop for people and cars is tied on the belt.
Second, the' ring belt' that won't fall off is properly stuck in our waist and abdomen, and we do aerobic exercise with the help of hula hoop.
Third, the built-in far infrared physiotherapy magnet. The intelligent hula hoop for people and cars has a red belt area and a black belt area.