That would be called thermoplastic. See this thread, post # 15.
http://www.xoutpost.com/bmw-sav-foru...cv-boot-2.html
Quote:
Originally Posted by TurnAround
My cry is to all auto makers; Its like.. umm.. you KNOW the boots are going to fail. You know it. So make 'em out of half inch thick NASA space shuttle uber durometer inter terciary space folding dynamo rubber.. and charge another $5.00 per car to pay for it. Isn't that smarter than risking your rep on a very expensive repair? 
|