12 Thermal Leggings to Add to Your Winter Wardrobe

There's nothing like a brisk windchill that bites every part of your body to keep you from doing an outdoor activity (pretty much sums up winter, no?). But there's a solution to this, and it starts with investing in a pair of thermal leggings that will keep your legs warm and toasty, regardless of the below-zero temperatures. If you haven't yet tried out a pair of these insulated tights, then you're seriously missing out. And if you have, now's the time to invest in a few more as we near winter's official arrival date (December 21, in case you were wondering).

Thermal leggings are, well, just what you think. They're designed out of high-performance insulation that traps heat and thus, keeps your legs warm. Some feature a fleece-lined interior while others are made out of a cotton-polyester blend that is both moisture-wicking and breathable. In other words, they're a must-have come cold-weather season and are guaranteed to be your new go-to bottoms for all your outdoor adventures, whether a snowy hike or chilly morning run along the lake.

Ahead, shop our roundup of the best thermal leggings you'll wear nonstop the next six-plus months.

Next up, check out the best legging brands, according to our editors.