This is a first quality black wrap manufactured from high grade 100% fiberglass to withstand continuous high temperatures up to 1000 degrees Fahrenheit.The uses for this wrap are numerous. It's most popular use is to insulate header pipes and other engine components in auto racing. This wrap can reduce under-hood temperatures 50%-70%. It will also protect other under-hood components. This wrap is a 2" wide so you get much more coverage with less footage as compared to narrower wraps. Our wrap has a premium weave and is very easy to install. When installing, generally 1/4" overlap is recommended. Do not use this wrap if your engine leaks oil or other fluids. Do not use this as a heat trace insulator on leaky pipes.