uxcell Wire Wrap Sleeve 2mm Dia 30mm Long Heat Shrink Tubing 280pcs Black Country of Manufacture: CHINA; Material: Polyolefin; Net Weight: 17g Package Content: 280(+/-2%)pcs x Heat Shrink Tubing; Main Color: Black; Rated Voltage: 600V Inner Diameter Before Shrinking: 2mm/ 0.08"; Inner Diameter After Shrinking: 1mm/ 0.04" Temperature Range (Max.): 125 Celsius Degree; Each Length: 30mm/ 1.2" Shrink Ratio: 2:1; Flammability: VW-1