The Kyocera FS C5100 Laser Toner Cartridges will eject deep and rich black tones with vivid and lively colors, ideal for the small business or home office. Each Genuine and Compatible Mita-Kyocera TK-542C, TK-542K, TK-542M, and TK-542Y Laser Toner Cartridge for your Kyocera fsc5100 Printer has up to a 2 year shelf-life, providing definitive convenience and performance. The Kyocera laser toner cartridges are comprised of individual cartridges for each color, allowing the user to replace only the desired or empty color cartridge. The OEM / Genuine and Compatible Kyocera Toner Cartridges go through a vigorous inspection process to ensure outstanding printing results. And all of our Mita Kyocera Toner Cartridges are backed by a 90 day money back guarantee.