3M Temflex 165GY4A Gray Electrical Tape 3/4″ x 60ft 600V PVC 6 Mil 50RL/PK
3M Number: 165GY4A. 6 mil thick PVC backing — flexible and conformable. Thickness: 6 mil. Backing: PVC. Length: 60 ft per roll. 1000 V/mil dielectric strength. Color: Gray. Dielectric Strength: 1000 V/mil.