Formulated for long-lasting print outs, the genuine Canon CLI-551 ink cartridge is a high quality product with the innovative ChromaLife100 system. This formulation preserves the vibrancy of photographs while producing the most accurate shades. The Canon CLI-551ink is also resistant to heat, humidity, and fading, so output can be displayed in an album or photo frame for up to 100 years or more. 30-year light fastness is also guaranteed in the original Canon CLI-551 cartridge