What it is: A glide-on stick that helps instantly neutralize discoloration and brighten dark circles with skin-true coverage. What it does: Its creamy, buildable formula blends on contact and becomes one with skin for seamless concealer prep. The buildable, satin-finish formula also delivers immediate moisturizer for smoother, plumper and more healthy-looking skin. How to use: After priming your face and undereyes, sweep the corrector on over dark circles or any discoloration. Pat with your finger to blend as needed.