1. With clean and dry eyebrows, position the 4-pronged tip at the base of the eyebrow.
2. Draw gentle strokes from bottom to top, following the natural direction of hair growth.
3. Repeat the movement in areas with gaps to create volume and density.
4. For a more intense line, press the pen slightly harder; for a more natural effect, use a light hand.
5. It can be used to outline the brow or simply to fill in the interior.