·0.05mm ultra-fine tip, easier to control, no matter the thickness can be drawn easily. ·Super waterproof type, strongly block moisture, sweat and sebum. ·Strong anti-friction, make-up lasts all day without smudging. ·It is very easy to draw a natural eyeliner and make the eye shape more beautiful. ·Suitable for dark hair color. How to use ·At the root of the eyelashes, from the center of the eye to the end of the eye, draw the eyeliner of 1/3 of the end of the eye in a back and forth way. ·Then draw the eyeliner from the head of the eye to the back 1/3 of the eye. ·Close the cap tightly after use.