Since 1997, DoorStepInk has been leading the way in American made high quality remanufactured ink cartridges. We hold our standards of quality to such a high level that we confidently guarantee 100% satisfaction guarantee backed by a lifetime warranty. Every single cartridge we remanufacture is completely cleaned from any old ink residues. The printer ink cartridges are filled to O.E.M capacity using the highest quality ink formulated in the USA and print tested for quality assurance using the most advanced inkjet equipment. Advantages when buying a DoorStepInk Remanufactured Ink printer ink cartridge Save up to 70% off on genuine original manufacturer cartridges High Quality Ink Guaranteed Meets O.E.M page yield Good for the Environment Support a U.S Manufacture Model Number for HP 952XL F6U19AN, L0S61AN, L0S64AN, L0S67AN