The product is a set of four HP 61 Black Original Ink Cartridges, brand new and in their original boxes with an expiration date of 11/2026. These cartridges are designed for use with HP printers, specifically the DeskJet, ENVY, and OfficeJet models. The cartridges are manufactured in Malaysia and utilize inkjet print technology to produce high-quality black prints. As genuine HP supplies, these cartridges are guaranteed to deliver reliable and consistent printing results.