This is the genuine Epson cyan ink cartridge (T8872, part C13T887200) for the WorkForce Enterprise WF-C17590 A3 colour multifunction printer, including the D4TWF configuration. It is rated for around 50,000 pages, so busy offices and print rooms spend less time changing supplies and benefit from a low running cost per page. The cartridge holds about 454.8 ml of Epson DURABrite Pro ink, designed for sharp, smudge-resistant business documents on plain paper. As a genuine Epson consumable it is matched to the printer's high-speed line head for consistent colour and reliable operation. Use it alongside the matching black, magenta and yellow WF-C17590 inks. After comparing online prices, www.marvel.co.za should be the cheapest on this product.