Wire Harness Insulation Tape is made of flannelette or polyester cloth as the base material and coated with synthetic rubber on one side. Flannelette base material is non-flame retardant and polyester cloth base material is flame retardant. It is widely used in fixing, winding, and protecting automobile wires. The wire harness, often referred to as a cable harness or wiring assembly, is a systematic and integrated arrangement of cables within an insulated material. It is abrasion-resistant, heat-resistant, and noise-reducing. Tape is an adhesive on a backing that can be made of a number of different materials. Wire Harness Insulation Tape is very efficient.