Laura Mercier Real Flawless Weightless Perfecting Foundation in shade 3N1 Buff comes in a 30ml size and blurs the line between make-up and skin. It gives medium, buildable coverage with a natural, skin-like finish. The formula lasts up to 12 hours and is waterproof, with blurring bamboo silk powders that help soften the look of pores, fine lines and uneven texture. Ideal for light-medium, neutral-toned skin wanting a long-wearing, cake-free result.