Benefits: A 2023 version of Powerproof Pen Liner. A liquid eyeliner with a flexible sponge tip helps you to create an eyeline with any thickness you want. Resists to water, sweat and oil to prevent smudging and keep your eye makeup all day long. Creates a well-defined line with consistent color. How to use: 1. Gently shake for 2-3 times before use. 2. Draw along your lash line and create a tail at the end of the line. 3. Carefully clean up the tip with a wet tissue and place back the cap tightly.