When it comes to eyebrow products, using waterproof formulas can be beneficial year-round. But they really come in handy during the hot, humid summer months when sweat is more likely to cause smudges and smears. Whether you love eyebrow gels, pomades, pens or pencils, we gathered our favorite waterproof eyebrow makeup products that’ll keep your brows in place all day long.Our Editors’ Favorite Waterproof Brow ProductsIT Cosmetics Brow Power Universal Eyebrow PencilThis pencil has a slender, oval-shaped tip that makes it easy to fake the look of your natural brow hairs, and comes in four shades that flatter every hair color from icy blonde to jet-black. The formula also contains biotin and saw palmetto, which both promote stronger, healthier hair and skin.