Product Name: Heat Shrink Tubing Material: PE/Crosslinked Polyethylene Shrinkage Ratio: 2:1 (will most shrink to half its supplied diameter) Minimum Shrinkage Temp: ≥84°C Full Shrinkage Temp: ≥120°C Operating Temperature: -55°C to +125°C Tensile strength: 10 Mpa Dielectric strength: 15 KV Cutting method: Scissors or sharp knife Flammability: Flame Retardant Color: Black Quantiy: 164(bag)/650(box)pcs