Whether you’re preparing for colder weather, a summer hike, or you just need a solid undershirt to wear under your favorite V-neck sweater, the best undershirts for women are a year-round staple for any femme person’s wardrobe. But there are a lot of choices out there — so before you start browsing, you’ll need to figure out exactly what you’re looking for in an undershirt. Do you need a long sleeve undershirt for extra warmth, or a cooling undershirt to fight sweat? Do you want a pretty lace camisole for special occasions, or a stylish one for everyday layering? Are you looking for scoop necks or V-necks, a traditional tank or spaghetti straps? You’ll also want to think about which fabrics will best meet your needs. Cotton provides warmth and breathability, wicking materials (like high-tech polyester) are ideal for hot weather, exercise, and the sweat-prone, and silk looks and feels elegant. Versatility is important, too, which is why most of the selections below can be used for a number of purposes — from layering to sleepwear to working out. Some of them even offer UPF protection. Check out the best undershirts for women below. All of them are under $40 (som...