Thin hair naturally contains much less fibre building material, making it delicate and sensitive, lacking volume and visible and palpable density. Daily styling usually has short-lived effects, after which the hair becomes flat, it loses shape. Based on advanced research on fiber, L`Oréal Paris Laboratories developed their first range of thickening hair fiber structure with each subsequent application. Boldness of the FILLOXANE hair structure penetrates the hair and spreads inside the fibersLong lasting action with any use of shampoo added structure remains in the hair fibers. The effect of density expansion accumulates with each subsequent use:- noticeablely increased hair thickness,- long-term effect added structures,- stunning density,- confirmed results: immediate and palpable effect of thicker hair.