Inkcool 4pack Remanufactured Ink Cartridge Replacement for HP 940XL hp 940 hp940 1 Black, 1 Cyan, 1 Magenta, 1 Yellow combo pack 1.Packing list: HP940XL Black -1pcs,HP940XL Cyan -1pcs ,HP940XL Yellow -1pcs,HP940XL Magenta -1pcs 2.Shelf Life: 12-18 months 3.Fast Shipment 4.ISO9001 Certified Compatible for HP All-in-One Printer:HP Officejet Pro8000, HP Officejet Pro 8500, Officejet Pro 8500A Series