DescriptionDo you want a kind of professional heat sink tubing for your cable? Do you want to keep your cable from protection? This can be your best choice. Really practical and useful, just use it onto your cable.Features-Color:Black -Material:PVC -Size: 20.00X4.00X4.20cm;/7.86X1.57X1.65in; - When the heat shrinkable tube shrinks, the adhesive film on the inner wall will melt, and then be tightly adsorbed on the surface of the object, so as to be tightly connected, insulated, and sealed perfectly. - It has the advantages of wear-resistant, non-slip, heat-resistant, tensile, anti-aging, etc. - Simply cut the desired size of heat shrink tubing, slide it into the desired location, and use a hot air tool to make a professional insulated connection in seconds. - Mainly used in industry, ship, wire connection, audio, electrical equipment and DIY, etc. - Also used for wire ends, wire harnesses, electronic protection and insulation treatment, fitness equipment handles and surface protection of steel structures, etc.