Ink Refill Kit for HP Photosmart C309g Printers using HP 564 Cartridges Highly Reliable Clog Free Formula - Archival ink is filtered to 0.2 um, which is the same as original ink. Smudge-Proof, Fast Drying, Fade Resistant Prints Precisely Calibrated Ultra Wide Color Gamut Refill your empty original cartridges and continuous ink systems within 5 minutes with this complete kit. Simple and Convenient Refilling Process