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 friendlyBlack Ink CartridgeThis 19ml pigment black ink is used for printing documents on plain paper and ensures crisp, sharp text with great longevity. Print up to 341 pages of A4 documents at ISO/IEC 24711† standard with the Canon PGI-525PGBK Pigment Ink Cartridge.