The Ricoh MP C3503 Toner Cartridge Full Set includes four genuine/original cartridges in cyan, yellow, magenta, and black colors. These high-quality cartridges are specifically designed for Ricoh, Savin, and Lanier printers and are compatible with models such as the Ricoh MP C3003 and C3503. Made in Japan, this full toner cartridge set ensures reliable and professional-quality printing results for your documents and images.