For an original Epson cartridge the C13T850400 carries an impressive amount of ink, this staggering 80ml of yellow ink will keep you printing for a good while. The ink contained within the Epson T8504 features the same quality we have come to expect from Epson, meaning prints are long lasting and resistant to a variety of factors (preventing fading).This genuine Epson C13T850400 ink cartridge is only compatible with select Epson printers, so be sure to check compatibility before purchasing. Along with the tempting traits of an original Epson product, the T8504 also benefits from free UK delivery and the low, low pricing you can count on from us here at Refresh.