Manufactured from high bulk braided fibreglass sleeving and coated with a custom compounded black silicone rubber to protect and extend the life of hoses, cables and wires by forming a protective barrier in areas of extreme heat.Speedflow has sized this to fit tightly over our hoses but will fit other hoses with similar outside diameters.Each size is marked with the Speedflow name and a dash size for easy identification that can easily be removed for a clean look.Sold per metreContinuous Operating Temperature: 260°C / 500°FMax short term exposure: 1300°C / 2370°FOutstanding Flexibility & Durability, Expandable for installationColour: Shiny Black, Speedflow Size IdentificationPart Number 599-04Hose Size & Recommended Uses 200-3, 200-4, Ignition Leads, WiringFire Sleeve I.D. 8mm / 5/16"Part Number 599-06Hose Size & Recommended Uses 100-06, 200-08, 400-04, Wiring, CablesFire Sleeve I.D. 12mm / 1/2"Part Number 599-08Hose Size & Recommended Uses 100-8, 200-10, 400-06, Wiring, CablesFire Sleeve I.D. 16mm / 5/8"Part Number 599-10Hose Size & Recommended Uses 100-10, 400-08Fire Sleeve I.D. 19mm / 3/4" Part Number 599-12Hose Size & Recommended Uses 100-12, 400-10Fire Sleeve I.D. 22mm / 7/8" Part Number 599-16Hose Size & Recommended Uses 100-16, 400-12Fire Sleeve I.D. 25mm / 1"