The HP 936 Combo Black Cyan Magenta Yellow Ink Cartridge 4-Pack is designed for use with the HP OfficeJet Pro 9125e printer. This ink cartridge set includes cyan, magenta, yellow, and black ink cartridges, making it ideal for printing a variety of documents and images. With a total of 4 units included in the pack, this product ensures that you have an ample supply of ink for all your printing needs. Compatible with the HP OfficeJet Pro 9125e model, this ink cartridge set is a reliable choice for anyone looking to produce high-quality prints.