There’s no excuse not to go outside with these warming, sweat-wicking base layers from Carhartt, Eddie Bauer and more.

From a merino wool base layer to viral HEATTECH fabrics, these thermals provide extra warmth without the added bulk.

Save on bestselling snowstorm-ready base layers, like Uniqlo's Ultra-Warm long-sleeves, turtlenecks and leggings that ...

Every hunter has shivered their way through a freezing day in a tree stand or a duck blind at some point. It’s almost a rite of passage. And then, in hopes of never suffering like that again, you ...

Amazon reviewers can vouch for the toastiness of these long johns and other base layers.

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Building that ski outfit begins, of course, with the base layer. You want the base layer—also called long ...

Alaska is famous for its rugged, trail-free mountains, enormous glaciers, roaring rivers and intense weather. In short, it’s the perfect place to test gear. So, when the time came to load up hiking ...

Hunters frequently face biting winds, bitter cold, and sudden downpours because filling tags from a warm, dry living room just isn’t going to happen. While camo patterns and high-performance outerwear ...

It’s officially cozy season, so it’s the perfect time to shop for a new set of the best base layers to wear under your ski clothes or winter hiking outfits. However, with so many options and a wide ...

If you’re part of the “always freezing” crowd — especially if you live in a colder climate — warm winter base layers are a wardrobe must, from thermal undershirts and long johns to cozy socks. Many of ...