The Argan Oil Sulfate-Free Repair Hair Mask restores, repairs and smooths frizzy hair. The real, legitimate, came-from-a-plant botanicals in this formula have been endorsed by the Royal Botanic Gardens, Kew, one of the world’s leading experts on plants for 260 years. Our Argan Oil Sulfate-Free Hair Mask is sulfate-free, paraben-free, mineral oil-free and dye-free, and made with at least 90% natural-origin ingredients.*