4 Non-OEM HP 920 920XL Refillable ink Cartridges with chips for HP OfficeJet 600 6500 7000 7500 7500A Printer. The item with ND Logo! ND Brand HP 920 refillable cartridge with new chip Pre-filled premium pigment black ink and dye colors ink The ink refill kit is compatible with all the HP printers and ink cartridges. Eco Friendly: Reducing the carbon dioxide production! Saving energy, resources, and Saving the Earth! A little bit refill kit, a great buck cost saving!