What It Is:An antioxidant-rich, silicone-free hair serum to shield against pollution and heat that cause tangles, breakage and static.What It Does:Olaplex Bond Building Technology is paired with potent, antioxidant-rich red algae extract to nourish hair, block pollutants and neutralize free radicals. See satin shine, better style memory, bounceback curls, tangle and static control and heat protection up to 450F.Key Ingredients:- Patented Olaplex Bond Building Technology is scientifically proven