PRECISELY, MY BROW PENCIL from Benefit. Ultra-precise pencil for defined eyebrows, which fills the eyebrows with natural strokes that mimic the shape of hair and offers a duration of up to 12 hours. Its color is highly pigmented and easy to blend, which turns shapeless and blurry brows into bushy, defined brows. It has a retractable applicator and an integrated blending brush. It is waterproof.