CLEAR POLYOLEFIN 2:1 HEAT SHRINK TUBING. Polyolefin Halogen Free Material. 1/8" ID 3mm 660 Ft. R OLL. All are F mark. The product is UL recognized at 600V and the file No is E180908. This tubing is free of Pb,Cd, Hg,Cr+6, PBB and PBDE.Thermosleeve HST can be used in any enclosed.