Brother premium wax/resin ribbons for 4-inch label printers Black ribbon premium wax/resin 110mm x 450m. Box of 8 ribbons. Compatible with Brother 4-inch industrial label printers TJ-4020TN/ TJ-4120TN/ TJ-4021TN/ TJ-4121TN. Wax/resin ribbons are recomende to use to print onto shipping labels, packaging labels,labels of pharmaceutical products, frozen, metallic paper, plastic paper, synthesis surfaces. Wax/resin are Melting at a higher temperatures vs.wax ribbons. Benefits: higher adhesion, scratch resistant, abrasion resistance, chemical resistance, high resistance to solvents. Resistant to temperature and humidity for a long time that the image quality remains.