FeaturesTough, smearproof ribbons that produce long-lasting printed text and can withstand years in industrial areas and outdoor conditionsSelf-contained cartridges drop straight into printer with a clickNo calibrating, no threading, no wasted feeding, no hassles and the ink will always be facing the right directionPrinter notifies user if installed ribbon is not recommended for installed labels110 deg C ink melting temperature4.5 micron base film thicknessPolyester filmAbrasion, chemical and heat-resistant