Feature:Shrinkage Ratio:2:1(will maximum shrink to 1/2 its supplied diameter)Minimum Shrinkage Temp:+70CFull Shrinkage Temp:+110C maximumOperating Temperature:-55C to +125CTensile strength:10.4 MpaDielectric strength:15 kV/mmManufacture specification:ISO9001Flammability:Flame RetardantApprovals:UL ApprovedSupplied format (round or flat):Product is supplied flatCutting method:Scissors or sharp knifeMaterial:PolyolefinPackage Included:127pcs 2:1 Heat Shrink30pc x 2.0 x 40mm25pc x 2.5 x 40mm20pc x 3.5 x 40mm20pc x 5.0 x 40mm16pc x 7.0 x 80mm8pc x 10.0 x 80mm8pc x 13.0x 85mmTotal:127pcs