Fargo 45110 YMCKOK 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 and the O panel is a thin, clear protective overlay. The two K panels are black resin, typically used for printing text and barcodes.
Fargo 45110 YMCKOK ribbons are for dual-sided printing, with YMC, the first K panel and O panel printing on the front side, the second K panel prints on the back side of the card.