What it is: A synthetic-bristle brush with flat sides and a rounded, dome-cut head that provides sheer to medium coverage.What it does: Ideal for use with liquid or cream eye-area or spot correction products, this brush is ideal for use on the undereye, eyelids, delicate areas on the face and the inner corner of the eyes. How to use: To place and blend color, use the flat side of the brush. Press for coverage or sweep for sheerness. To contour, define or precisely apply color, use the tip of the brush. Synthetic hair Cruelty-free