The Under-$20 Products That Will Last Through the Summer Heat

Wearing a full face of makeup in the middle of the summer always feels like a risk. Sweating is inevitable, so the wrong foundation can get cakey in the heat, and a bright lip can easily melt off. So, how do you keep your makeup sweat and shine proof on the hottest days of the year? It turns out that while a makeup primer can help keep your makeup from slipping and sliding all over your face, the skincare products you use to prep your skin are even more important.