You have to buy 3 sets but if you don't mind stocking up on ink it works out very cheap at £24.99 for 12 Cartridges. Use code '5off' for a further 5% Discount making it £23.75 for 12 Cartridges - that's only £1.98 per cartridge!
3 Sets for the Price of 2 PhotoPlus Ink Cartridge for Inkrite PhotoPlus Black ink cartridge suitable for:
· Epson D78
· Epson DX4000,4050
· Epson DX5000,5050
· Epson DX6000,6050
Patented spongeless cartridge interior and heartbeat ink flow control system · An impressive increase in printed output (depends on printer model) · High quality colour and greyscale performance with long lasting light fastness · Increased output results in less cartridges used saving both money and the environment.