What it is:An antiaging eye treatment gel in a pen applicator.What it does:Dior Homme Smoothing Revitalizing Eye Serum relaxes skin around the eyes, firming it and reducing fine lines, dark circles, and puffiness. It's packaged in a pen applicator that precisely measures the amount of product you need.What else you need to know:The Dior Homme Dermo System Collection is the first dermatological skincare system designed to preserve the youthful appearance of men's skin. Created through close collaboration between the vision of its creator Hedi Slimane from the Dior Innovation Center and a scientific research center of international renown, Dior Homme Dermo System exemplifies the latest progress in dermatological technology.