Read before you purchase Black and CYAN is after market BLACK 90% CYAN 90% MAGENTA 70% YELLOW 70% The HP 508A CMYK Toner Set includes genuine toner cartridges in cyan, yellow, magenta, and black colors, specifically designed for use with HP LaserJet Enterprise M552 and M553 printers. These original HP toner cartridges ensure high-quality printing results and are compatible with the specified printer models. With this set, users can expect reliable and consistent performance when printing documents and images. Ideal for professional printing needs, this toner set provides a seamless printing experience with crisp and clear color output.