Benefit Cosmeticsu2019 Goof Proof Eyebrow Pencil shapes and fills brows in 12 shades that compliment any hair color. While the color side quickly and easily fills and shapes the brows, building color in just a few strokes, the spoolie end blends out the formula for 12 hours of waterproof wear.Everyoneu2019s an expert with the custom goof-proof tip that easily shapes, defines, and fills brows.