Scotch Super 33+ Vinyl Electrical Tape is a premium grade, 7 mil thick, all-weather vinyl-insulating tape. It is designed to perform continuously in ambient temperatures up to 105C (220F). The tape is conformable for cold weather application down to -18C (0F). It has excellent resistance to abrasion, moisture, alkalies, acids, corrosion and varying weather conditions (including ultraviolet exposure). The combination of elastic backing and aggressive adhesive provides moisture-tight electrical ad mechanical protection with minimum bulk. Scotch Super 33+ Vinyl Electrical Tape is UL Listed and is a Canadian Standards Association (CSA) Certified Insulating Tape.