This pack contains one each of the original Epson T6641, T6642, T6643 and T6644 ink bottles that we sell separately. This pack of genuine ink bottles is designed to offer you an increased saving over buying the bottle individually.These Epson T664 series ink bottles are filled with an incredible 70ml of genuine Epson ink each, making them one of the most cost effective ways of running an inkjet printer with genuine products that we have ever seen!Many in the industry have rejoiced at this departure from traditional ink cartridges for Epson and welcome the economy offered by the T664 series of ink bottles for the EcoTank printer series. These bottles of specially formulated genuine Epson T664 ink are guaranteed to offer you top quality prints from the Epson EcoTank L355 and all other compatible printers listed here.All of our genuine Epson ink bottles carry a 100% satisfaction guarantee. Included in this fantastic price is VAT and delivery, so what you see is what you pay!