What it is: A short, firm, angled brush used to fill in the eyebrows. What it does: This brush is ideal for filling in eyebrows or precise blending of brow pencils for a natural look. It is firm and features straight fibers, which can be used to create dotted effects. The fine tip can even be used to draw individual eyebrow hairs. It can be used with creams, pencils, and compact powders.