* The vehicle manufacturers identified the models for which they offer belt extenders or extra webbing. The vehicle sales data from Automotive News were used to quantify the number of vehicles hinein the fleet. Polyester is now commonly used for seat belt material. Nylon welches once the most common fabric, http://pandora.nla.gov.au/external.html?link=https://www.ledteks.com/seatbelt-and-safety-belt-webbing