This listing features a set of genuine HP 56 black and HP 57 color ink cartridges, suitable for use with HP Deskjet printers 5550, and HP Photosmart printers 7150, 7350, 7550 (both 56 & 57) and 100 & 130 (57 only). Please note that these cartridges are expired, with a manufacture date of 2004, and may not be suitable for use in all printers. However, they are still sealed and in their original packaging, making them a great option for collectors or those in need of a backup cartridge. The HP 56 and HP 57 cartridges are highly sought after for their compatibility with a variety of HP printers and their ability to produce high-quality prints. This set includes both black and color cartridges, making it a convenient option for those in need of both. Please review the item specifics and photos carefully before purchasing.