Ink cartridge is formulated to consistently produce professional-quality documents at a great value. Count on durable prints from a cartridge specially designed to work with your Hewlett-Packard Officejet J4580, J4550, J4540, 4500, 4500 Wireless and J4680. HP proprietary inks prevent corrosion and clogging of the printhead - ensuring the best prints. It generates durable prints that resist water.