Highly concentrated and infused with argan oil and argan butter, Moroccanoil® Smoothing Mask deeply conditions and tames frizzy, unruly hair. Hair is left soft, smooth and manageable, with long-lasting conditioning and improved elasticity.To Use: Apply a generous amount to towel-dried hair and combthrough. Leave on for 5–10 minutes. Rinse well. Use once a week or as needed.