Under-$15 Primers & Setting Sprays That'll Keep Your Makeup From Flaking

The same way the hot sun melts your makeup in July, winter's cold wind creates a different -- but equally frustrating -- mess of the concealer you just spent 10 minutes dabbing over your purple-ish undereyes and flaky acne scars. In the five minutes it takes to walk to the closest subway stop, your makeup is streaky and chapped thanks to the wind and flurries, and it's like those precious prepping minutes were for nothing. While invisible makeup protectors, like primer s and setting spray s, mig...