DescriptionThese are some heat shrink tubing, which is made of safe and durable material, with good texture, practical for long service life. Easy to install and use, it has good working performance, can be easily applied to your power supply, serve you longer and better.Features-Color:Black -Material:Polyolefin -Size:4.00X0.20X0.20cm/1.57X0.08X0.08in -Size:4.00X0.25X0.25cm/1.57X0.10X0.10in -Size:4.00X0.35X0.35cm/1.57X0.14X0.14in -Size:4.00X0.50X0.50cm/1.57X0.20X0.20in -Size:8.00X0.70X0.70cm/3.14X0.28X0.28in -Size:8.00X1.00X1.00cm/3.14X0.39X0.39in -Size:8.50X1.30X1.30cm/3.34X0.51X0.51in - It can be used for solder joint protection, group line marking, resistance and capacitance reason protection, etc. - Protect your cables as well as solder and plug connections from kinks, abrasion, etc. - It has the advantages of good electrical insulation, corrosion resistance, high temperature resistance and so on. - Made with premium material, safe and insulated, these heat shrink tubing can be used for long time. - Features good working performance, different specifications can meet your various demands.