Design Engineering Fire Sleeves offer the perfect protection against intense heat, making them perfect for protecting hoses, oil and fuel lines, and electrical wiring. These Fire Sleeves are constructed of a woven fiberglass braided sleeve heavily coated with 100 percent iron oxide silicone rubber. They are capable of withstanding temperatures of up to 500 degrees F continuous and up to 2,000 degrees F intermittent. 
 
The wrap is 1" I.D. and 3ft long increments. These are a slip-on style covers.