Brand name: Topcolor<br> Products name: Topcolor compatible GI-20 ink bottle replacement<br> Color: Black, Cyan, Magenta, Yellow (4 packs)<br> Fit for: Topcolor compatible GI-20 ink bottle for Canon PIXMA G6020 G7020 G5020 MegaTank all-in-one printer<br> Ink capacity: Per black 135ml and per color 70ml<br> Package includes: compatible black gi-20 ink bottle x 1, compatible color gi-20 ink bottles x 3 (total 380ml)<br> Here are some tips to use the refill ink bottle better:<br> 1. Unscrewing the ink refill bottle cap and exposed ink bottle mouth, peal off the aluminum film cover of the bottle.<br> 2. Reinstall the ink refill bottle cap, than turn the ink bottle upside down and set on top of where the ink into the ink tank.<br> 3. When you gently press down then the ink from the bottle is released, and it immediately stops flowing when you lift the bottles.<br> Note: -If this is your first time ordering, please thoroughly clean the black ink tank and print head before using our product, because the canon original black ink is pigment ink, they can't be mixed. <br> ( The difference between dyes and pigment inks on paper: Dye ink is easy to blooming and blurred when it meets water but pigment ink will not .) <br> -Avoid it to storing in a place exposed to high temperature, and direct sunlight.