Line and define eyes with chantecaille 24 hour waterproof eye liner the quick drying waterproof formula protects against rain and humidity creating an extremely long lasting smudge proof look that leaves eyes defined and expertly contoured the smooth creamy texture glides with ease across the lash line for a perfect application with a lash thickening effect eye enhancing pigments within the crayon are able to create multiple looks from a subtle natural eye to providing lasting definition