This product has fine powder, waterproof and sweat proof, and is not easy to take off makeup, easy coloring, and natural integration with hair color, cannot be modified complete hairline edge, loose sideburns, convenient makeup, for you easily create a three dimensional, full and beautiful hair line. Take a powder puff, gently dip an appropriate amount of hairline powder, and gently pat as small amount apply until it blends naturally with the hair color.