This is a remanufactured cartridge for the Hewlett Packard CF031A (HP 646A) cyan laser toner. It is designed to perform reliably with your HP printer and serves as a replacement for the original HP CF031A toner cartridge. Remanufactured using both OEM and non-OEM parts, this cartridge ensures high-quality prints and meets the standards you expect. It is an economical alternative to expensive OEM cartridges, providing a cost-effective solution without voiding your printer's warranty. Backed by our 100% Quality Satisfaction Guarantee.