e.l.f's complementary matte and shimmer powder eyeshadow duos are perfect for everyday use or a night out on the town. how to use: With an eyeshadow brush, apply the lightest eyeshadow all over the eyelid as a base to brighten. Next, apply the darker toned shade on the outer half of the eyelid and into the crease to sculpt. Blend out any harsh lines.Pro Tip: For optimal staying power pair with the Shadow Lock Eyelid Primer. For bolder color intensity wet your brush prior to application.