this 350 ml matte black Epson ink tank for the Stylus Pro 7700 78 90 7900 9700 9890 and 9900 is brand new in an unopened box. our plate proofing department began using 700 mL ink tanks to avoid having to change them out as often and are 350 ml tanks Sat by the wayside and have aged and are being priced to move as a result