This is a remanufactured replacement cartridge for the Hewlett Packard CF380X (312X) high yield black laser toner cartridge. Built with up to 85% new parts, including wiper blades and OPC drums, it ensures high-quality prints. This remanufactured toner is an economical alternative to expensive OEM HP toner cartridges, and using it will not void your printer's warranty. Backed by a 100% Quality Satisfaction Guarantee.