A simple and non-aggressive treatment for delicate skin. The SENSAI Layering Barrier formula uses an approach that is not only gentle on the skin but highly effective. Applied as the last step in the treatment routine, it enhances the skin's natural ability to retain moisture. In this way, it helps the skin defend itself against dehydration, redness, and roughness. Layering Barrier Formulation. With each application, a step towards SILK SKIN. Its creamy texture easily blends into the skin, providing hydration.