Laura Mercier's Real Flawless Weightless Perfecting Foundation in shade 0N1 Silk is a 30ml liquid foundation for very fair, neutral skin tones. It offers medium, buildable coverage that feels weightless and blurs the look of pores, fine lines and imperfections. The long-wearing, fade-proof formula helps balance moisture and control shine. Apply over a primer with a foundation brush or sponge, building coverage as needed.