These Remanufactured HP 711 ink cartridges have been designed to offer users a genuine alternative to the original CZ133A. This is achieved by our manufacturers working tirelessly to produce a black ink cartridge that allows the same free-flowing ink of the original HP 711 that doesn`t infringe upon Hewlett Packard`s own patents. This Remanufactured Hewlett Packard CZ133A cartridge is then filled with an astounding 80ml of high quality compatible ink that gives prints of comparable print quality. The prices you see here also include VAT ad free UK delivery.