Milani's Stay Put Brow Sculpting Mechanical Pencil features a micro-angled tip that is the ideal pencil for filling and defining the brows for a stay-put look that lasts up to 16 hours. Gently outline the brow to your desired shape and fill it with tiny, hair-like strokes. Blend with the attached spoolie for a natural finish that lasts. A perfect choice to be made on.