super33Scotch® Super 33+™ Vinyl Electrical Tape 1. Product description Scotch® Super 33+™ Vinyl Electrical Tape is a premium grade, 0.18 mm thick, all-weather vinyl-insulating tape. It is3M Scotch Super 33+ Vinyl Electrical Tape, .75-Inch x 66-Foot, Pack of 10 Rolls, Insulates and Protects Against Abrasion and Moisture, Protective Jacketing up to 600V Splice Insulation