What It Is: A setting powder that locks your makeup in place with a weightless touch and an invisible finish that is undetectable on the skin. What It Does: This luxurious formula applies evenly, blends effortlessly and enhances the look of foundation without a trace of color. This photo-friendly formula uses Photochromatic technology to adjust to new sources of light, so skin looks perfect on camera-and in person. Nars-exclusive Light Reflecting Complex optimizes light reflection on the skin. I