Scotch Vinyl Mastic Pad 2200, 3 1/4 in x 4 1/2 in The PVC backing and rubber-resin adhesive are of premium quality for excellent electrical and mechanical protection Tape is moisture-tight, resists abrasion and corrosion, is non-reactive to alkalis and acids, and is suitable for all weather conditions Applies electrical insulation and works as a protective jacket for cables and splices Size is 3/4 in x 66 ft x 8.5 mil Black vinyl tape is engineered with tough PVC material