Review (5/5): Love it. Lasts weeks.
I use this constantly and when I run out I plan on buying another. I have had it for about 6 months now. You just open a capsule, dump it in the mini mixing now it comes with, put the solution it comes with in the bowl as well, and paint it on with the brush that the kit comes with. The brush is similar to an angled brush you would actually use to draw on your brows! I actually use it to dye my eyelashes too. The longer you keep it on the draker it will be— after 5 min mine look black