A special eye liner for you to create long-lasting vivid lines With the enclosed auto sharpener inside the cap, it offers you super convenient lead sharpening by simply simple open & close without any extra sharpener Gel formula adheres to your skin softly and strong waterproof effect keeps your eye makeup clean all day without smearing due to tear, sweat and sebum How to use: 1. Click the bottom to pull out the lead and draw from the head to end of the eyes naturally. 2. For sharpening, click 2 - 3 times to pull out more lead then close the cap by twisting. 3. Do not click the bottom with the cap closed. 4. Do not sharpen the lead with other sharpeners.