Electrical Insulation Putty Tape Backing Material Electrical Putty 1 1/2 in 5 ft 125 mil Black Voltage Rating 600 V Tape Adhesive Material Mastic 3M(TM) Scotchfil(TM) Minimum Tape Performance Temperature 32 Degrees F Maximum Tape Performance Temperature 176 Degrees F Product Form Continuous Roll Tape Adhesive Format Self-Fusing Package Quantity 12