High Capacity 700mL Ink Cartridges 6-color pigment based ink set with Red for Vibrant Color Graphics Designed for Engineering and Scientific Applications, Epson® UltraChrome XD3 Ink delivers vibrant color maps, signs and graphics. Featuring 6 colors, including and an all-new gamut-expanding Red ink, ideal for everything from everyday technical drawings to color accurate indoor signs, graphics and renderings. Water, smudge and fade resistant, this innovative ink set produces durable, long-lasting prints.