A higher level with the technology of eyeliner. Flow Power System, that can be draw the line extremely precise. And the mechanism of release liner, to draw lines with smooth flow. Line with eyeliner pretty continuous, uninterrupted length to 75 meters. With special dark recipes, surpassed the limits of the color black. Made clear eyed border, And special technique pen shape at the tip of brush. Si it"s allow to draw freely, water proof, sweat proof, easy to remove. The tip of the brush has sharp end, which gives it a thin 0.05 mm. and when apply a little pressure while writing, it will give you a thicker line of eyeliner to 2.80 mm. by Royal Wellness