This is a compatible 6-pack of black solid ink sticks for the Xerox ColorQube 8900 printers. Designed to deliver brilliant, professional color output, these cartridges provide consistent and saturated prints on virtually any media. Priced competitively, they offer full-color printing at high speeds, making them an economical alternative to OEM cartridges. Backed by a 100% Quality Satisfaction Guarantee, these cartridges are manufactured brand new and are a cost-effective solution for your printing needs.