This 2-pack of black ink cartridges for HP printers is a genuine/original product that is compatible with HP Officejet Pro 8600 series. The expiration date for these cartridges is in November 2019. These cartridges are suitable for both inkjet and laser print technology and are specifically designed for HP printers. The product is brand new and old stock, making it an ideal choice for users looking for affordable ink cartridges. Compatible with various models, this HP 950XL ink cartridge is a reliable option to produce high-quality prints.