The BLACK 4 PACK GENUINE XEROX ColorQube 8570/8580 INK - 108R00929 is a set of genuine/original ink cartridges designed specifically for Xerox printers. The black ink is ideal for producing high-quality printed documents with crisp, clear text and images. Compatible with Xerox ColorQube 8580 printers, these cartridges ensure reliable and consistent results with every print. With the Xerox brand reputation for quality and performance, this product is a dependable choice for professional printing needs.