What it is: An intensive formula that repairs the hair's keratin for extreme shine, softness and vitality.Who it's for: Ideal for all hair types, but especially ideal for hair that has been treated with chemical products or exposed to harsh environmental conditions.What it does: This formula leaves your hair feeling healthy and conditioned and makes brushing easier when your hair is wet. It also prevents frizz and imparts unprecedented shine while restoring hair's electrical balance.Pro tips: This serum should not be rinsed from hair. 8.5 oz. Made in Spain