This deep reinforcing serum from Cotril, part of the Icy Blond line, is formulated to provide intensive care and structural strengthening for blonde and bleached hair. Its specialized composition works to restore damaged areas, increase elasticity, and maintain the vibrancy of cool blonde tones, minimizing brassiness and breakage. Regular use ensures hair remains supple, strong, and luminous, promoting overall hair health while managing the specific needs of chemically treated blonde hair.