Helps create a precise eyeliner on your lid. - Micro Crystal Fibers synthetic hair: tested and certified for safety, comfort and quality. - Vegan amp; cruelty-free - Fine-quality wood handle: handy, lightweight, easy to use Use with: Liquid, gel, pomade eyeliner. How to use: Dip the bent liner brush into a liquid, gel or pomade eye liner. Next hold the eyelid taught to make sure that you draw a perfectly straight/wing line.