Amika glass action hydrating hair oil universal elixir take (glass) action on your hair. this nutrient-rich hair oil is a product of many talents - treating, styling, + finishing hair to name a few. the elixir smooths + reduces frizz, plus, it's a great partner-in-crime to other styling products for added conditioning benefits. fun fact: glass action hair oil has one of the highest concentrations of amika's signature ingredient, sea buckthorn. NWOB!