Yup. We've got a few things like that. Personally I wouldn't ever put something on my car that was going to last forever except for paint and clearcoat. We've got products that make 5 year claims on their durability too, but I don't know that it has ever been proven. Not many people keep an automobile for 5 years in the US so even if it is true, there aren't many people who keep the car long enough to tell you. lol There are some teflon sealants that make claims like this and from what I've read, its not worth the expense. Give me my nice
Klasse any day of the week.