Black & Colour Refill kit for HP Deskjet 3750 and HP 304 / 304XL Cartridges
HP DeskJet 3750 All-in-One Printer. HP DeskJet 2633 All-in-One Printer. HP DeskJet 3720 All-in-One Printer. HP DeskJet 2634 All-in-One Printer. HP DeskJet 3733 All-in-One Printer. HP DeskJet 3730 All-in-One Printer.