Black Fiberglass Header tape Exhaust Wrap 1inch x 50 ft Thermal Heat Tape Roll Easy-Wrap Header & Exhaust Wrap is made of high quality fiberglass that improves car and/or motorcycle performance 1 inch wide by 50 feet long Withstands continuous temperatures of 1100 Degrees Fahrenheit High Performance Improves horsepower & engine performance, keeps motorcycle frame cooler, and protects bodywork/fairings