The Moroccanoil Smoothing range has been specifically formulated for unruly frizzy hair. The formulas are sulphate, phosphate and paraben-free and are safe for use on coloured hair. Moroccanoil Smoothing Mask is a highly concentrated butter mask specifically formulated to smooth and tame unruly frizzy hair. Expertly formulated with Argan Butter, Argan Oil and Coconut derived fatty acids to intensively hydrate and nourish the hair. Hair is soft, smooth and more manageable with improved elasticity and long-lasting hydration. Directions: Apply to towel dried hair and comb through. Leave on the hair for 5-10 minutes. Rinse thoroughly. Use once a week or as often as required. For a more intensive treatment, mix in a few drops of the Moroccanoil Treatment.