Safety belts are more than just straps that drivers and passengers wrap around their bodies. In fact, seat belts today are called three-point. They have a single continuous length of webbing. Inflatable Seat Belts: A relatively new innovation in the realm of seat belt technology is the inflatable seat belt. http://www.drugoffice.gov.hk/gb/unigb/www.ledteks.com/seatbelt-and-safety-belt-webbing