A classic, round lip brush for lip color application. - 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: Lipstick, lip stain, or gloss. How to use: Trace your lips with lip liner, then run the bristles of the lip brush along the inside edge of the line to soften it. Or, you can swipe the brush right on the lipstick to pick up the product for a more precise application. And if you want to create your own custom lip shade, mix together multiple lip colors with your brush, then use it to apply the product.