Mac CosmeticsMac Prep + Prime 24-hour Extend Eye Base -

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What it is: An innovative primer that keeps your eye makeup looking fresh and vibrant all day long. Who it's for: All skin types. What it does: The humidity- and sweat-resistant formula prevents shadows from creasing and fading while allowing the hues to stay color-true for up to a full day. Comfortable and lightweight, the primer is infused with the rich antioxidants of vitamin E and is ideal for all skin tones and types. How to use: This product