Silicone glass sleeve DEI Fire Sleeve surrounded by 304 stainless mesh outer covering Withstands 500 degrees Fahrenheit continuous heat / 2000 degrees Fahrenheit intermittent heat Allows direct contact to heat source - perfect for insulating wiring, hoses, oil / brake / transmission lines, and more Protects from burns during under hood repairs and maintenance Includes a 16" length of Fire Tape Fit type: Universal Fit