Package Contents - - 6 packs Black and Color Multipack (Including 3 * 522 Black 100ml, 1 * 522 Cyan 100ml, 1 * 522 Magenta 100ml, 1 * 522 Yellow 100ml). ( Not Sublimation Ink ) (total 6 pack, 600ML) Compatible Printers: Compatible Refill Ink Bottle Replacement for Ecotank ET-2803 ET-2800 ET-2840 ET-3710 ET-3750 ET-3760 ET-3830 ET-3850 ET-4700 ET-4760 ET-4800 ET-4810 ET-2700 ET-2720 ET-2750 ET-2760 ET-2400 Printer and Compatible 522 Refill Ink Bottle Work for Ecotank ST3000 ET3700 ST-C2100 ST-C4100 Printer Page Yield: Up to 6,000 pages per Compatible for epson T522 522 black ink, Up to 6,000 pages per Compatible for color 522 ink bottles.