Canon printer ink. I am selling these because I no longer have a use for them as I am getting rid of my printer. The black ink's label has been removed, but the cap has not been taken off, so it is new and unused. [Colors] BCI-321BK BCI-321Y [Compatible Models] PIXUS MP640 PIXUS MP630 PIXUS MP620 PIXUS MP560 PIXUS MP550 PIXUS MP540 PIXUS MX870 PIXUS MX860 PIXUS iP4700 PIXUS iP4600 PIXUS iP3600 #Canon #Ink