The Kyocera TK-859 Set of 4 Colors KCMY Toners is a high-quality toner cartridge set designed specifically for Kyocera printers, including models CS 552ci, CS 500ci, and CS 400ci. These laser print technology toners come in cyan, yellow, magenta, and black colors, providing vibrant and consistent results for all your printing needs. Made in China by the seller windycitytoners, this set of toner cartridges is a reliable and efficient choice for those looking to maintain their printer's performance.