This is 4-Pack compatible / remanufactured Brother TN-315 toner cartridges. Includes 1 each TN315BK (black) TN315C / TN315M / TN315Y (cyan / magenta / 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 money but also provide a high quality product to ensure long term customer satisfaction.