JCPInktoner(TM) 4-PK ink cartridges FOR HP 950XL 951 XL OfficeJet Pro 8100 8600 With Chip Packing List: 1 Black; 1 Cyan; 1 Magenta; 1 Yellow Remanufactured ink cartridge (Not made by HP) For used in :HP Officejet Pro 8610 8620 8630 8640 8660 8615 8625 Feature :1. The color can perform as the original products. 2. The rest of ink rate is 0 and the usage rate is 100%. 3. Using imported ink (Pigment ink) . 4. Gorgeous color and do not fade. 5. Precise ink filling amount, ensure print pages. 6. Widely used in all kinds of printing medium. 7. Suitable for all kinds of environment 8. Professional quality assurance 9.Excellent quality compatible ink cartridge Specification For hp officejet pro 8610 8620 8630 8640 8660 8615 8625 printers is the newest printer , only the newest cartridge for hp 950 951 can be used in this series printer.Also , the newest cartridge still can be used for old printer for HP Officejet Pro 8100/8600 e-All-in-One, but the old cartridge of hp 950XL 951XL can not be used on the newest series printer.