What it is: A fluffy, tapered brush that precisely blends eyeshadow through the crease.Brush Formulation: All FormulasBrush Coverage: MediumBristle Type: SyntheticWhat Else You Need to Know: The SEPHORA COLLECTION Crease Brush is your go-to brush to add definition and depth to your eye look in just one swipe. The dome-shaped and fluffy head helps to fit effortlessly into your eye crease to seamlessly diffuse eyeshadow on your upper eyelid. The soft, fluffy bristles achieve perfect blending and flawless transitions between shades.