What It Is:A first-of-its-kind traceless serum-the first step post-shower-that weightlessly hydrates and repairs the all-important F-layer.What It Does:Great hair starts here. Protect and replenish the protective lipid layer that locks in moisture to give hair its natural smoothness, gloss and ability to reflect light. Preps hair for styling thanks to vitamin- and mineral-rich Fruit Water Extracts and the nourishing Oil Botanical Blend.Key Ingredients:- Bleu Molecule Complex for strength and shi