This set includes six compatible extra high-yield black solid ink ColorStix cartridges for the Xerox ColorQube 8870 printers. Each cartridge delivers up to 16,700 pages, providing brilliant, professional color output. Engineered for consistent performance, these cartridges offer vibrant color reproduction on virtually any media. Priced approximately 30-40% less than OEM alternatives, they present a cost-effective solution without compromising on quality. Backed by our 100% Quality Satisfaction Guarantee.