Living Proof Restore Mask is a powerful, deep, weightless conditioning treatment for dry, damaged hair. It instantly heals and strengthens hair while adding softness and shine. This Mask also restores moisture levels to that of healthy, undamaged hair, drastically reducing damage and protecting from future damage. For dry, damaged hair, including fine hair. Sulfate-free, silicone free, oil-free ; safe for color and chemically treated hair.