While both regular and seat belt webbing Messestand up well to acids and UV rays and don’t rot or shrink, the one seat belt used is slightly thinner and has a lower tensile strength than regular polyester webbing. Polyester is now commonly used for seat belt material. Nylon was once https://www.webwiki.co.uk/www.ledteks.com/seatbelt-and-safety-belt-webbing