... : 2:1 3).Conform to Rohs Directive K-2 Military standard heat shrinkable tubeKOSOO K-2Environment friendly, flexible, flame-retardant polyolefin tubingApplicationKOSOO ... -shrinkable modified polyolefin tubing. Unlike other typical flame-retarant tubings, K-2 is free of PCBs, PCPs, polybrominated biphenyls (PBBs), polybrominated ...