Giorgio Armani Luminous Silk Foundation "This foundation is still the gold standard. You can work it as sheer or opaque as you desire. It sets to a glorious, dewy finish and stays colour-true as long as you wear it. Unbeatable!" — Erin Ayanian Monroe Giorgio Armani Luminous Silk Foundation ($64) Giorgio Armani Luminous Silk Foundation $64 from barneys.com Buy Now