Thank you very much for viewing! This product is brand new and unused. Please let me know if you have any requests or would like to negotiate the price in the comments. Returns are not accepted to prevent product switching. [Product Specifications]: Our MUG-4CL mug ink set (6-pack) has a large capacity and includes MUG-BK Black *3 / MUG-C Cyan / MUG-M Magenta / MUG-Y Yellow. [Compatible Models]: Compatible with printers EW-452A and EW-052A. Our mug ink is individually packaged for long-term storage. This also prevents damage to the product and ink leakage. [Product Development]: Our mug ink for Epson is equipped with the latest IC chips, reducing the probability of non-recognition to 0.01% and achieving high stability. Although it is not genuine ink, it can be used in conjunction with genuine products. [Product Features]: Our epson ink mug displays the remaining ink level and uses fully soluble, molecular-grade dye ink. The molecular diameter is only 0.15nm, making it less prone to clogging and smudging, with strong color reproduction, resulting in vivid printed colors. [Various Scenes]: Our EW-452A EW-052A ink can be used at home, in medical settings, architecture, welfare facilities, schools, and more. It is possible to reduce printing costs while increasing the number of printed pages without degrading print quality. [New and Old Packages Shipped Randomly]: Due to changes in supply conditions, product specifications may change without notice. Please note that new and old packages will be sent randomly.