The Hiipoo Sublimation Ink is specifically designed for use with the Epson EcoTank Photo printers ET-8500 and ET-8550. This CMYK + Black Gray ink set includes six 100ml bottles of refill ink, perfect for those looking to create high-quality prints with vibrant colors. The ink is compatible with inkjet print technology and has a long expiration date of 5-20-2027, ensuring that users have plenty of time to use up the product. With Hiipoo's reliability and compatibility with Epson printers, this sublimation ink is a great choice for those looking to enhance their printing experience.