Fargo 70204 YMCK ribbons consist of yellow (Y), magenta (M) and cyan (C) panels for printing a full spectrum of colors by combining the colors using varying degrees of heat. The K panel is a black resin panel, typically used for printing text and barcodes. Fargo 70204 YMCK ribbons are used for printing a combination of full-color images and one-color text or barcodes. The Fargo 70204 ribbon is specially-formulated to help your printer function properly. Fargo 70204 ribbon must be used in conjunction with Fargo HDP film for your specific printer model.