What it is: An amazing, oil-free makeup base that creates a smooth, radiant and long-lasting canvas for a more perfected makeup look.What it does: Exclusive Lancome Elasto-Smooth technology refines skin's texture and diffuses light to visibly reduce imperfections with a satin-soft finish. Your makeup glides on seamlessly, and color stays more true and vibrant for a radiant, airbrushed look all day.How to use: Apply a small, pea-size amount to fingertips and distribute evenly. Gently blend all over face. Can be used over serums and daily moisturizer. Brand: LANCOME. Style Name:Lancome La Base Pro Perfecting Makeup Primer. Style Number: 235900. Available in stores.