What it is: An innovative serum that instantly hydrates and adds radiance to the skin. What it does: HD complexion collection uses innovative formulas to create a new generation of makeup that is invisible on high-definition cameras and to the naked eye. This unique, lightweight elixir absorbs quickly into the skin, instantly hydrating and brightening the complexion. The breakthrough formula contains D-Panthenol and glycerin to ensure an immediate boost of hydration (+520% after 15 minutes) that lasts throughout the day (+175% after 6 hours). Argatensyl is added to provide an immediate smoothing effect. Each ingredient was specifically added to prepare skin for high-definition makeup-so you can count.