4 PK HP 950xl 951xl ink cartridges - Remanufactured in USA with premium pigment ink, 99% same as original, HP officejet pro 8100,8600

The cartridges remanufactured by professional technician in USA. Original HP 950,951 ink cartridges contained pigment ink, but some seller sells with dye ink refilled. it will clog your printhead soon ot later , also you will not have satisfied printing quality . you must buy remanufactured ink cartridges with pigment ink filled to save your printer from the damage