The original Epson C13T664440 ink delivers rich and bright yellows. You can easily produce everything from sharp documents to vibrant photos with the yellow Epson C13T664440 ink bottle. What’s more, the Epson T6644 yellow bottle can help lower running costs. The Epson T6644 yellow ink bottle is used for EcoTank printers which, unlike conventional inkjet printers, don’t use an ink cartridge. The innovative yellow T6644 ink has a unique bottled design. This long-life 70ml yellow Epson C13T664440 ink bottle can print up to 6,500 pages and comes with a drip-free nozzle as well as a resealable cap.