Collection: HP 91 Ink Cartridges

Looking for HP 91 ink cartridges? Choose from genuine HP OEM cartridges and lower-cost compatible alternatives. Colors include Photo Black, Matte Black, Light Cyan, Light Magenta, Light Gray and Yellow, sold individually or in multi-packs where offered. Use them in the HP DesignJet Z6100 (42-inch and 60-inch, including PostScript models).