Inkcool 4-PK HP920XL Ink Cartridges for officejet 6000,6500,6500a,7000,7500 1.Packing list: HP920XL Black -1pcs,HP920 Cyan -1pcs, HP920 Magenta -1pcs,HP920 Yellow -1pcs 2.Shelf Life: 12-18 months 3.Fast Shipment 4.ISO9001 Certified Compatible for HP Printer: HP officejet 6000, officejet 6500, officejet 6500a ,officejet6500a plus, officejet 7000,officejet 7500