It’s an all-too-common scenario: You’ve spent a decent portion of the morning applying your makeup, and by midday your eye shadow has started to crease and flake. If the rest of your makeup—namely, your foundation and blush—stays put, you likely use some type of face primer, but that’s not the only use for that type of product. Many aren’t aware that using an eye shadow primer is essential, whether applying powder or cream shadows. Eye shadow primers keep the inconvenient fallout at bay, and also prevents your eye makeup from creasing into unflattering lines. Take a look at some of our formulas for flawless neutrals, smoky eyes, metallics and more.