What it is: A fluffy, tapered brush that precisely blends eyeshadow through the crease.Brush Formulation: All FormulasBrush Coverage: MediumBristle Type: Synthetic What 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.The Essential Brush Collection has been developed with a more responsible approach. The bristles are vegan and made with synthetic hair designed to mimic the softness and precision of natural hair. The handle contains 40-percent rice husk waste, as a by-product of the rice production process, and 60-percent recycled plastic. The plastic pouch can be used to store all your makeup and brushes.