CISinks [Refill Universal Pigment Ink Bottle SET &ndash; 6 Color 20.3oz / 600ml] Compatible for Continuous Ink Supply System or Refillable Cartridges Inkjet Printers Save money over OEM inks Ink Type: Pigment-based High Quality Pigment Ink 100% compatible with the original ink on Name Brand Printers Use to Refill your Continuous Ink Supply System or Refillable Cartridges, not for refilling OEM Products! Volume: 600 ml ( 100ml per bottle )