Halogen-free non flame retardant heat shrinkable tubing, made of radiation cross-linked polyolefin, carries excellent physicochemical and electrical properties. Typical applications include insulation of electrical connections or wire splices, rust and corrosion resistance for soldered joints or connections, mechanical and wiring harness protection and insulation. This product is widely used in automotive, agricultural and household machinery with bent tubing where mechanical protection is required, electronics, life consumables, decoration and lighting, communications, ship, aircraft manufacturing and other fields.