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

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

A decent base layer helps by trapping warm air close to your skin and keeping you more comfortable whether you’re shoveling, walking the dog, working in an unheated garage, or hiking. Right now, ...

The Icebreaker Merino 200 ZoneKnit Long-Sleeve Half-Zip Base Layer Top is now $90 in this short-lived deal. Icebreaker, like contemporaries Smartwool and Darn Tough, is known for quality merino wool ...

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 ...

"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 ...

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

There’s no doubt that merino wool is an insulating rockstar among outdoorsmen and women. Thanks to its warmth, breathability, moisture-wicking, and odor-repelling performance, it has a massive fan ...

A couple of weeks ago, I showed up in dusty pink Kari Traa thermals for a ski date with outdoor writer Stacy Gold and laughed as we tried to explain their appeal to her perplexed 70-year-old neighbor, ...

Powder aims to feature only the best products and services. If you buy something via one of our links, we may earn a commission. Staying cozy on the ski hill is of the utmost priority, no matter the ...

Organizing this list was no easy task, as our contributors had to sort through many base layers, armored and not, before making our top picks for 2023. One of the most often neglected things when ...