The HP Invent 45 & 78 Ink Cartridge Combo Pack in Black & Tri-Color is a convenient multi-pack of ink cartridges designed for HP printers. This combo pack includes both black and tri-color cartridges, making it suitable for a variety of printing needs. With a print technology of inkjet, these cartridges are manufactured by HP and are compatible with HP printers. The cartridges come sealed and are sure to provide high-quality prints in vibrant colors. Ideal for home or office use, this combo pack offers reliable performance and exceptional print results.