Create all the colours of the rainbow from your printer with this hp 312a cyanmagentayellow laserjet toner cartridge three pack it provides the three colours that you need for your compatible hp laserjet printer so that can get printing or enjoy having an extra backup in your store cupboard because each cartridge is precisely designed to work with your hp printer you get exceptional results every time at rapid speeds without the risk of maintenance issues caused by improperly aligned or d