Eye brows big boost fiber gel is a colored eyebrow mascara that effortlessly makes eyebrows look denser and more defined. It makes the eyebrows look thicker, more defined and shaped. It helps create the volume effect by adding density to long and short fiber eyebrows. The tip of the eyebrow brush fills the areas where the eyebrows are sparse and shapes the side parts. The water-resistant formula gives your eyebrows a pleasant color and full look that lasts 24 hours. Also - the formula is 24 hours resistant to color fading - does not smudge or clump.