FeaturesGenuine Canon Ink produces on average 35% more quality prints than imitation cartridgesGenuine Canon Ink is 100% reliable so you can print with less stressGenuine Canon Ink provides consistent quality prints 100% of the timeReturn every ink and toner cartridge to be reused or recycled. It\'s free, easy and environmentally friendlyGrey Ink CartridgeThis grey Canon CLI-571XL High Yield Ink Cartridge provides up to 2x more prints than the standard equivalent. The ChromaLife100 system grey ink is used for printing photos. This 11ml ink tank allows you to print up to 289* of 10x15cm colour photos at ISO/IEC 29102† standard.