The HP 312A Toner Cartridges Original Set includes genuine/original cartridges in cyan, yellow, magenta, and black colors, specifically designed for HP printers. The set includes four cartridges - CF380X, CF381A, CF382A, and CF383A, ensuring high-quality printing performance. These cartridges are authentic HP products, providing reliable and consistent results with each print. This set is ideal for professionals and individuals looking for top-notch printing supplies for their HP printers.