Epson DURABrite Ultra ink is ideal for general purpose printing. It lasts up to 120 years, is water and smudge resistant and produces ultra sharp detail on plain and specialty papers. Epson DURABrite Ultra Extra High capacity cartridges for higher productivity and savings, providing up to 250% more prints* than standard capacity cartridges. Pack contains: 4 x 140 Extra High Capacity DURABrite Ultra Individual ink cartridges (Black, Cyan, Magenta, Yellow). *Black yield comparison using the Epson Workforce 633 for extra high capacity ink cartridges and the Epson Stylus NX420 for standard capacity ink cartridges.