EARTH HARBOR Siren Silk delivers dewy hydration to the skin. It's a multitasking cream that powerfully resurfaces and rejuvenates, helping to fill in fine lines. Formulated with sea retinol and superherbs, this treatment cream works to hydrate and revitalize the skin for a healthy-looking complexion. The bio-retinol promotes a youthful appearance while providing essential moisture. It leaves skin feeling silky smooth.