CISinks [Refill Ink Bottle - MATTE BLACK 3.4oz / 100ml] for Continuous Ink Supply System or Refillable Cartridges Ink Type: Dye-Based High Quality Dye Ink 100% compatible with the original ink on Name Brand Printers Color: Matte Black Volume: 100 ml Use to Refill your Continuous Ink Supply System or Refillable Cartridges, not for refilling OEM Products!