This genuine HP 32XL ink refill bottle contains 135ml of black ink, making it great for running any compatible printers for a reasonable price. As an original Hewlett Packard ink bottle, you can expect nothing but premium results from the black ink refill bottle for an estimated 6,000 prints.Hewlett Packard  fully guarantee the HP 32XL in the rare instance that you experience any issues, so your purchase of this alternative to a traditional black ink cartridge remains totally risk free.