A tri-fiber blush brush with synthetic bristles and an angled tuft, designed to fit the contours of the cheeks and provide buildable application. Brush Formulation: Cream Brush Coverage: Buildable Bristle Type: Synthetic Ingredient Callouts: Free of parabens and mineral oil. It is also cruelty-free. What Else You Need to Know: This blush brush works with cream, gel, and powder complexion products.