Empty 80ml refillable cartridges for the Epson Pro 3800 wide format printer. Just fill and install and use as original Epson cartridges. Colours are matched to Epson original inks and most users do not find the need to reprofile but we would always recommend a custom profile for fine art work. IMPORTANT - YOU WILL NEED THE CHIPS FROM USED EPSON CARTRIDGES - You do need to fit the used chips from your Epson cartridges to our refillable cartridges. This is very easy and takes just a few minutes. The chips must have 10% life left on them. We supply full photo instructions on how to do this. Using these unique refillable cartridges with our bulk inks will give you huge savings on your ink costs. UNIQUE AUTO RESET CHIPS - These cartridges are fitted with a master control chip which works together with a used original Epson chip. Every time you refill a cartridge and reinstall it in the printer the chip will automatically reset itself back to full status.