MARA Sea The Glow Radiance Duo illuminates and nourishes the face. This set features a universal face oil, boasting 1.18 fl oz, and a travel algae retinol face oil at 0.05 fl oz. Together, these oils work synergistically to provide a radiant and healthy-looking complexion, perfect for on-the-go skincare. The MARA duo’s combined value is $138.