The Product: MAC Beige/Brown Eye Shadow ($17)
The Rating: 4.7 stars, 1,200 reviews
Why Customers Love It: This eye shadow is so much more than that. It comes in an assortment of finishes that can be used for your eyes, as a highlighter, or on brows. See how this reviewer uses it. "I have been using this shadow for years, and it has never let me down. My favourite use is for shading in my thin eyebrows for a fuller look."