This intensive-care mask is ideal for smoothing troublesome, frizzy hair which feels sensitised or damaged. Kerastase Maskeratine Masque works to smooth hair, provide control and leave hair feeling nourished. Kerastase Maskeratine is enriched with a special Morpho-Keratin complex, which is ideal for smoothing down frizzy hair. It also contains amino-acids and wheat proteins, which penetrate deep into the hair fibres to help repair and rejuvenate them from the inside. Wash and towel dry your hair, then massage it into your lengths and ends. Leave in for 5-10 minutes, then emulsify and rinse thoroughly for smooth, frizz-free hair.