The 950XL Ink Cartridges for HP Officejet 4pk are high-quality, compatible ink cartridges specifically designed for HP printers. These cartridges are perfect for the Officejet Pro 251dw, 276dw, 8100, 8600, and 8600 Plus models, ensuring vibrant and long-lasting prints. The multicolor cartridges are ideal for various printing needs, whether it's for documents or images. With a unit quantity ranging from 1-5, you can easily stock up on cartridges to keep your printer running smoothly.