Did you know that sheet masks—the ones that are pre-cut to the shape of your face and pre-soaked in skin-saving formulas—are constantly sold out in Shanghai because they're so good for combating clogged pores from pollution? It's true! These masks in particular work magic. You can actually feel it doing its job, and it'll leave your skin dewy and hydrated instantly. Try one out next time you're in the bath and pretend you're at a spa. When you're wearing a mask this luxurious, you won't even notice the difference.  Dr Jart+ Water Fuse Water-Full Hydrogel Mask, $9. sephora.com
{}