Your hair needs more body and fullness? The Fiber Mousse N°345 instantly gives your hair noticeable volume and texture from roots to tips. The lightweight mousse formula contains special fibers that activate through blow-drying heat, making your hair feel thicker and more textured. The result: your hair feels fuller, styles perfectly and holds its shape. Suitable for all hair types – whether fine, thin or lifeless. Work the mousse into towel-dried hair, blow-dry and style as desired.