Dymo heat shrinkable tube for label printers dymo s0718300 identify and protect your wire and cables at the same timethis dymo heat shrink polyolefin tube provides clean and permanent marking for a range of cable diameters the non adhesive sleeve is slid on the cable before connecting and is permanently positioned by shrinking with a heat gun dymo s0718300 18055 heat shrink tubing 12mm x 15m black on white