Insulating Electrical Tape, Tape Backing Material Silicone, 1 in, 10 yd, 12 mil, Gray, Voltage Rating Not Rated, Tape Adhesive Material Silicone, 3M(TM), Scotch(R), 70, Minimum Tape Performance Temperature 32 Degrees F, Maximum Tape Performance Temperature 356 Degrees F, Product Form Continuous Roll, Tape Adhesive Format Self-Fusing