Black 61 + tri-color 61. Proven performance for superior prints (based on customer ratings of print quality for HP and competitive inks for HP printers August 2010). Hp DeskJet 1000, 1050, 1055, 2050, 3000, 3050. Showcase your photography on greeting cards and family calendars. Let HP show you how. Take free, informative online classes taught by experts. Discover creative projects and helpful tips. For best results and true-to-life color that resists fading, use HP photo paper. Intended for single use only. Not licensed for modification. The cartridges in this container are marked with the country of origin, and they may be product of one or more of the following countries: China, Ireland, Malaysia or Singapore.