Kérastase Styling Mousse Bouffant is perfect for injecting some life into fine and flat hair. This luxury volumising mousse fills in hair fibers with body, giving freedom of movement and a natural feel. Providing strong, buildable hold, the foam-to-water formula is enriched with micronized polymers, Xylose and UV filters to protect your hair from heat whilst creating lush volume. - L.M. Directions of Use: Apply to the roots and lengths of towel-dried hair Blow dry or diffuse Pre dry into the hair