Printronic Remanufactured Lexmark 36xl 18C2170 37xl 18C2180 1 Black 1 Color for X3650 X4650 X5650 X5650es X6650 X6675 Z2420 Ink Cartridges for Inkjet Printers (2 Pack) Brand: Printronic Individually factory sealed with Printronic labeling Remanufactured under strict standards One year factory warranty against product defect **PLEASE BE AWARE THAT DUE TO PRINTER PROGRAMMING THE INK LEVEL FOR THIS PARTICULAR CARTRIDGE MIGHT DISPLAY EMPTY ON THE PRINTER HOWEVER THE CARTRIDGE IS FULL**