Estee Lauder(tm) Double Wear Infinite Waterproof Eyeliner draws the line with a crave-worthy color that lasts all day and night-up to 24 hours.From precision definition to a sultry smolder, the possibilities are endless. Includes a soft smudge tip and built-in sharpener. For a smudged effect, blend before it sets.Waterproof. Smudge-, sweat-, heat- and humidity-resistant.