The Estée Lauder Double Wear Foundation 4N1 Old Formula is a genuine, brand new in box product that offers full coverage for all skin types. With an SPF of 10 and containing minerals as active ingredients, this liquid foundation provides a matte effect with 30ml of volume. Suitable for women, this unscented product from the Estée Lauder Double Wear line is designed to last up to 24 months after opening.