This is a woven glass cloth tape designed to operate in 600 volt dry applications, requiring high mechanical strength and resistance to high temperatures. The glass cloth is specially treated and prepared to provide corrosion free protection. It will not shrink, rot or burn and has a high tensile strength. It contains pressure sensitive thermosetting adhesive which performs as Class B temperature (266 deg F / 130 deg C). Provides hear stable insulation for hot spot applications Highlight: Color White. Width 1/2 in. Length 66 ft. Thickness 7 mil. Tensile Strength (2) 150 lb/in Material Glass Cloth.