Get ultra high yields from this hp 305x high yield black laserjet toner cartridge two pack it gives you two cartridges that produce up to 4 000 pages at 5 coverage each so that you always have plenty of toner for your compatible hp laserjet pro printer and because you get two you can ensure you have a spare high yield cartridges reduce the frequency of reloading so that you spend less time hunting around in the supply cupboard and more time printing when you pair it with premium hp pape