High temperature silicone coated fiberglass black in color sleeving 1/2″ I.D. is non-flammable and resists temperatures up to 500°F. An excellent choice for protection of fuel lines, wiring, cables and various similar uses. Sleeving is resistant to gasoline and many other chemicals. Sold in 3′ lengths . Size referenced is sleeve I.D. or O.D. of hose to be covered. Other sizes available. Please e-mail with questions.