Using high temperature glass fiber thread, Fire Sleeve 3000 is flame resistant with a hook-and-loop Velcro® edge closure design that is sewn internally for a simple and easy installation. Fire Wrap 3000 withstands repeated exposures up to 3000°F (1650°C) and 500°F (260°C) of direct continuous heat providing an excellent insulation barrier as well as protection against burns while working around engine bays. - Hook-and-loop Velcro® edge for easy install - Withstands harsh abrasions, hot oil spills & more - Water & oil resistant - Protect against hydraulic fluids, lubricating oils & most chemicals -Durable & flexible for tight bends - Available in 5/8", 1" & 1-1/2" ID sizes