High quality, cost effective, commercial grade for electrical, electronic, automotive and general industrial markets. All our heat shrink tube is plain with no markings. High strength and resilience. General purpose polyolefin heat shrink tube. With a 2: 1 shrinkage rate this tube shrinks to half of its diameter. Stated sizes are internal diameters prior to shrinking. Minimum Shrinkage Temperature ~ +70 Celsius Full Recovery Temperature ~ +100 Celsius Operating Temperature ~ -55 Celsius to +125 Celsius Tensile Strength ~ 14Mpa Dielectric Strength ~ 20kv/mm RoHS Compliant Due to the way heat shrink tube is manufactured it is often a little larger than its stated pre-shrunk size, however the tube will always shrink to 50% of the stated pre-shrunk size. Colour: Black Material: Polyolefin Size: 20MM,1M Package Content: 1 * Black Heat Shrink Tube Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.