Monochromatic laser printers, like those that take the Hewlett Packard CF281X toner cartridges, are great for offices as the single cartridge helps keep things simple. So we recommend keeping a good stock of our remanufactured HP 81X black toner cartridges, to ensure you always have a high quality spare ready to go.We offer a substantial discount on this multipack of remanufactured HP CF281X toner cartridges, so it pays to invest in a twin pack like this. We only supply recycled Hewlett Packard 81X toner cartridges from some of the UKs best sources, so you can be sure of great results from both black toner cartridges in this set.