The HP 950XL 951XL Compatible Ink Set by ONN includes black, cyan, magenta, and yellow ink cartridges. These remanufactured cartridges are designed for use with HP OfficeJet Pro printers and are compatible with the HP 951XL model. this ink set ensures high-quality printing results while providing a cost-effective solution for your printing needs. With a print technology of inkjet, these cartridges offer vibrant colors and sharp images for all your printing requirements.