The HP 96 Black Twin-pack Ink Cartridges are designed for use with HP printers that utilize inkjet print technology. This specific model, HP 96, offers high-quality black printing capabilities. The cartridges come in a twin pack, making them convenient for replacing old or running out of ink. With an expiration date of November 2012, users can ensure that their ink is fresh and ready to produce vibrant and long-lasting prints. Perfect for those looking to maintain their printer's performance and achieve consistent results.