1500Pcs 2mm 2:1 Heat Shrink Tube Sleeving Wrap Wire Red Yellow Blue Country of Manufacture: CHINA; Material: Polyolefin; Net Weight: 138g Package Content: 1500pcs(+/-2%) x Heat Shrink Tube; Main Color: Red,Yellow,Blue; Rated Voltage: 600V Complete Shrink Temperature: 110 Celsius Degree; Temperature Range: -55-125 Celsius Degree; Lateral Shrinkage: &gt;=50% Longitudinal Shrinkage: &lt;=8%; Temperature Level: 125 Celsius Degree; Shrink Ratio: 2:1 Total Length(each): 35mm/1.4"; Supplied internal diameter: 2mm / 0.08"; Fully shrunk internal diameter: 1mm / 0.04"