Deliver crisp matte black output across high-volume large-format print jobs with a cartridge sized for production environments. The HP 776 1 L Matte Black DesignJet Ink Cartridge is intended for DesignJet workflows that demand steady ink supply, strong black density, and dependable results over long runs. A 1 liter ink supply helps reduce changeovers in busy print rooms, making it a practical choice for teams producing CAD drawings, maps, posters, and presentation graphics. Matte black is especially valuable when output needs clean line definition and controlled tonal appearance on technical media. For organizations standardizing on HP large-format systems, this cartridge supports predictable replenishment and helps keep operators focused on output rather than maintenance. It is a premium supply choice for environments where print consistency, throughput, and media quality directly affect delivery schedules and client-facing work.