Kolortek products offer a wide range of cosmetic filler powders, They primarily used in face powders, foundations, blushers and cosmetics used in the area of the eyes such as mascaras, eyeshadows, liners, etc. <br> Surface treatment of pigments and powders is used to improve performance in a variety of cosmetic formulations. Surface coatings improve skin feel by smoothing the rough pigment surfaces and reducing oil absorption.