The INKROBAT 502 Compatible Refill Ink Bottles 8PK BK/C/M/Y are specifically designed for use with Epson printers, including models such as the ET-2700 and ET-3700. These refill bottles contain ink in the colors of cyan, yellow, magenta, and black, making them compatible with a variety of printing needs. With a unit quantity of 8, this product offers cost-effective and convenient ink refills for your Epson printer, ensuring high-quality prints with every use.