The ink model number is referred to as Medamayaki, MED-4CL, MED, and med4cl. These are genuine Epson products, so you can use them with confidence☆ This is a set of 4 brand new, unopened genuine ink cartridges compatible with Epson printers EW-056A and EW-456A☆ ☆＊☆-----About the product-----☆＊☆ 【Limited-time sale】 ◎Thank you for viewing the product page♪ ◎Instant purchase is OK☆ ◎You can purchase even if someone is currently negotiating☆ °°○ Delivery ○°° Orders placed before 10:00 AM will be shipped on the same day. Delivery will be by postal mail. ※There is one day a week when we do not ship. Please check the profile for details. This is a set of 4 colors: black, magenta, yellow, and cyan. All inks are brand new and unopened. 【MED-4CL (Medamayaki)】 MED-BK (Black) MED-C (Cyan) MED-M (Magenta) MED-Y (Yellow) This is a set of 4 colors. Inkjet cartridge type: Refill cartridge Recycling: Non-recyclable Ribbon printing method compatibility: Inkjet compatible Compatible printer maximum output paper size: Under A2 Compatible manufacturer name (main): EPSON Genuine/compatible type: Genuine 【Compatible models】 EW-456A EW-056A ew056a ew456a #MED-4CL Epson model name MED-4CL 4-color pack EPSON ink cartridge [Medamayaki] 《4-color pack》 Epson model name MED-4CL 4-color pack Genuine ink Medamayaki MED-4CL EW056 EW456 compatible PR43 Epson model name...MED-4CL 4-color pack