uxcell 100pcs Wrap Wire Black 4mm Dia Heat Shrink Tube Sleeving 2:1;

Polyolefin Heat Shrink Shrinkable Wire Insulation Tube Sleeving, Ratio 2:1Professional, fast, and secure way to wrap wire harnesses.Shrinks to half its diameter.Mainly used in wire, solder joint protection, electrical wire end and electronic devices protection and insulation protection, on the surface of parts and metal protection, anti-rust, anti-corrosion treatment related products, wire and other products identification, etc.Recommend using the heat gun to heat those shrinkable tube.