LOréal styling products. FIBRALOGY mask. LOréal Elvive density-creating hair mask. It has a light texture, enriched with a dry oil. Its formula contains specific active ingredients that take care of the fiber and leave a lasting feeling of cleanliness to the touch. This range has an important active ingredient: filoxane, which penetrates deep into your hair and expands the diameter of the fiber. In addition, it has a long-lasting effect. With all this you will achieve denser hair, wash after wash.