Moroccanoil hair styling products. HYDRATION Intense Hydrating Mask. Intense moisturizing treatment that repairs, hydrates and nourishes the hair thanks to the Argan oil. This mask is ideal for thick and dry hair. The hair feels softer and manageable with a healthier and shinier look. Apply on wet hair and brush well to distribute the product. Leave in between 5 and 7 minutes. Finally, rinse well with plenty of water.