INKTONER Genuine HP950-951XL Four Pack-Black& Color Inkjet Ink Set 1.HP OfficeJet Pro 8100, HP OfficeJet Pro 8600, HP OfficeJet Pro 8600 Premium, HP OfficeJet Pro 8600 Plus, HP OfficeJet Pro 276dw MFP, HP OfficeJet Pro 251dw 2.Ink Type : Dye, Assembly Required : No, Print Technology : Inkjet, Manufacturer Part Number : CN045AN/ CN046AN/ CN047AN/ CN048AN 3.Print Color : Assorted Color, Product Model : 950XL/ 951XL/ CN045AN/ CN046AN/ CN047AN/ CN048AN 4. You can receive the item in 5 business days 5.good after-sales service