Electrical tape is a type of pressure-sensitive tape used to insulate electrical wires and other materials that conduct electricity. It can be made of many plastics, but vinyl is most popular, as it stretches well and gives an effective and long lasting insulation.
3M™ Scotch™ Super 33+ Vinyl Electrical Tape features a combination of pressure-sensitive, rubber-resin adhesive and PVC backing that offers electrical and mechanical protection