This product is either discontinued or we cannot get that from suppliers.
Epson C13T103592 103 Ink Bundle Pack 4 High Capacity, Black/Cyan/Yellow/Magenta, Compatibility Epson Stylus Office Printers T40W, TX600FW, TX610FW and TX550W.
The Epson DURABrite Ultra 103 C13T103592 is an Ink Cartridge that features a Smudge Resistant, Lightfastness and Water Resistant. It delivers vivid, true-to-life photos and laser-sharp text.