What it is: A 24-hour liquid foundation with a flawless, natural, matte finish that unifies uneven skin tone and covers imperfections with buildable coverage. What it does: Estée Lauder's best waterproof foundation for long wear is formulated in over 55 shades and has 24-hour staying power. Double Wear Makeup is the fresh matte foundationt that looks flawless whatever comes your way. The formula is oil-free and helps control oil all day. It is sweat-, heat- and humidity-resistant. It is a liquid foundation that flatters all. The buildable, medium-to-full coverage matte foundation unifies uneven skintone, covers imperfections and controls oil all day-no touch ups needed. It feels so lightweight and comfortable, you won't believe it's long wear. It comes in a wide range of shades that flatters all, and it won't look grey on deeper skintones. The formula is transfer-resistant and resists caking, streaking, settling into lines and poring. How to use: Using fingertips, sponge or foundation brush, smooth the liquid foundation over skin. Start at center of face and blending outward. Add a little more to build it as a full-coverage foundation.Pro tips: Shake well and allow any liquid foundation to dry completely before confirming it's your perfect shade. And always test it on your face (not your arm or wrist) for the most accurate results. To find your perfect shade, choose your skin's intensity level (from light to deep) and undertone (cool, neutral or warm). Undertone is the way your bare skin looks and behaves. Which one sounds most like you?- Cool (C) undertones: Bare skin has a rosy tone and burns easily in the sun- Neutral (N) undertones: Bare skin is more even toned, not too pink or golden- Warm (W) undertones: Bare skin has a golden or olive tone and tans easily in the sun- 1 oz.- Oil-free- Paraben-free; phthalate-free; sulfate-free; fragrance-free; synthetic fragrance-free; drying alcohol-free; gluten-free; mineral oil-free- Dermatologist tested- Nonacnegenic