The PFI-300 Compatible Ink Combo Pack is specifically designed for the Canon imagePROGRAF PRO-300 printer, offering a convenient 10 pack of sealed ink cartridges. This combo pack includes various colors such as red, gray, cyan, yellow, magenta, and black, ensuring a wide range of color options for high-quality printing. Perfect for professionals and enthusiasts looking for reliable and compatible ink cartridges to produce stunning prints with the imagePROGRAF PRO-300 printer.