Uxcell Ratio 2:1 25 mm Dia clear Polyolefin Heat Shrinkable Tube, 1M 3.3' Suitable for various electric insulation and bonding of cables  and connectors and widely applied for connecting or end-handling,  electric wire, insulating and harness of electric wire, corrosion-proof  of metallic rods or tubes and antenna protection. Very thin wall tubing good protection for temperature sensitive components. Low shrink temp improves production efficiency. Fast, safe, secure way to wrap wiring harnesses.