The HP 303XL Black and Tri-colour Ink Cartridges Genuine Combo Pack is a high-yield ink set designed for HP printers. This combo pack includes two genuine/original cartridges in black and tri-colour, perfect for producing vibrant and professional-quality prints. Compatible with models such as the HP Officejet Pro 8600 and HP 564 XL, these cartridges are ideal for users looking to achieve consistent and impressive results with their inkjet print technology. Made in Malaysia and guaranteed to be in date, these cartridges are a reliable choice for anyone in need of quality printer ink supplies.