The Moroccanoil fortifying hair mask penetrates deep into the hair and supports the elasticity to restore its strength, The unique formula is rich in plant proteins helps the hair to regain its natural health, moisture and shine How to use - After washing the hair, apply a generous amount of Moroccanoil fortifying hair mask and leave on for 7 - 10 minutes - Rinse well and continue with one of Moroccanoil's other styling products - As with all hydrating masks, it is always advisable to apply the treatment a few days before the chemical process.