SICURIX Printer Ribbon, f/Evolis Primacy Elypso, 300 Yld, YMCKO (SRXR5F008AAA) EachEvolis YMCKO ribbon prints a full spectrum of colors by combining yellow, magenta and cyan panels and using varying degrees of heat. The K panel is a black resin panel, typically used for printing text and bar codes, and the O panel is a thin, clear protective overlay that is applied over the entire surface of your cards. Evolis Ribbon is specially back coated to extend printhead life. It generates approximately 300 full color prints in the Evolis