I had purchased 4 901XL replacements cartridges fro 1ink.com, 2 worked ok but not great, the 3rd and 4th cartridges did not print at all.
After insisting they refund my money they gave me a return Authorization #.
I send the two cartridges back to them and never heard back.
I called today and gave them the Return Auth. # and they said both returned cartridges were empty and therefore they were doing nothing.
I had cut the plastic bags off them prior to use.
I recommend not using them.
In January I purchased a big supply of ink from this company saying the product was equal to Cannon Pixma...
Bought brother compatible ink cartridges for fax/printer MFC-440CN and they leak badly. i was careful in handling though all the ones installed have leaked. I have to call this monday for rma and will report back on how they respond. What a mess and and hassle as ink is very hard to remove...