Genuine Canon PG640XL BLACK INK. Will do 400 pages at 5% cover on page
Even Higher volume ink cartridge PG640XXL available which will do 600 pages and may cost $4.00 More. Buy the appropriate ink depeding on the number of pages you do.
Generic Inks also available but the price difference is very minimal and hence buying Generic for this model is worthless. Generic Inks will have about 20% failures. SUGGEST ALWAYS BUY GENUINE INK for printers which take this ink.
For the following Printers:
Pixma Home TS5160