Guerlain Super Aqua Eye Serum 0.5oz / 15 ml. An all-in-one treatment that intensely hydrates the most sensitive areas of the face. The velvety-soft formula absorbs easily into the skin, working to stimulate the area and re-launch the flow of hydration and reducing the appearance of dark circles and puffiness. Enriched with yeast extract and ruscogenine, which work together with the advanced Aquacomplex technology to purify water and stimulate the production of collagen. This specially developed serum acts gently on sensitive eye skin to deliver both instant and long-term results.