MB brown pigment is using for ombré brows, powder brows and hair strokes by machine .
Black is using for eyeliner tattoo or for adding darker shade to Expresso for using on Fitzpatrick skin type 6 
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Our tattoo pigment range are water base , so the colours easier to implant to the skin and last longer .
When working with MB  pigment you need to work very gentle and make sure your pressure is light and do not go over strokes many times or go too deep. When you do shading for powder brows, make sure your shading technique is gentle and following correctly on the line . 
This product is only recommended for professional cosmetic tattoo artists. We do not guarantee or are responsible for the result or quality of products if you are untrained!