NYX Professional Makeup Can't Stop Won't Stop Mattifying Powder, 6 g, Powders for Women, The NYX Professional Makeup Can't Stop Won't Stop Mattifying Powder powder sets your foundation perfectly and gives your skin a velvety feel. Characteristics: mattifies skin perfectly gives skin a velvety effect non-drying Ingredients: vegan product How to use: Apply the powder to the face with a brush for mattifying skin or setting makeup.