Xl pigment black ink is used for printing documents on plain paper and ensures crisp, sharp text. Xl ink tanks can help you save money, print more when you need to, and extend the time between replacing ink tanks. Dye-based ink tanks are used for printing photos and images. Combined with canon photo paper it protects your photos with the chromalife100 system for beautiful, long lasting photos. Canon pgi-280xl twin with cli-281 cmybk value pack for canon pixma printers.