Winter dressing means piling on the layers. As anyone knows, the base of a good cold-weather wardrobe starts with a trusty pair of thermals (see also: long johns or long underwear). But these are not the easily stainable, droop-crotched styles of yore. They are high tech and highly fashionable thanks to modern advancements and could even double as funky tights if you’d like! Here are 13 pairs of thermals that you won’t be embarrassed to wear. Follow us on Facebook, Instagram, and Pinterest for nonstop inspiration delivered fresh to your feed, every day.