This is 4-Pack compatible / remanufactured HP LaserJet M254, M281 toner cartridges. Includes 1 each CF500A (black), CF501A (cyan), CF503A (magenta), CF502A (yellow). Each toner cartridge is manufactured to be comparative to the original in terms of quality and page yield. Extensive testing and R&D have enabled us to produce cartridges that will not only save you monebut also provide a high quality product to ensure long term customer satisfaction.