Each Of these seat belt parts is designed to work in conjunction, ensuring optimal protection during travel. Made from application-specific high tenacity polyester, restraint – or seat belt webbing, has a tensile strength sufficient to support approximately three metric tons. When seat belt parts are subpar, the risk of malfunctions http://www.drugoffice.gov.hk/gb/unigb/www.ledteks.com/seatbelt-and-safety-belt-webbing