"I sat in 15-degree temps…stayed warm, comfortable, and dry." ...

A good merino base layer might be an investment, but it's certainly worth it for its temperature-regulating, moisture-wicking properties that keep you comfortably warm and dry. Whether you're an ...

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

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." I'VE BEEN on a quest to find the ultimate base layers for cold weather for years now. As an avid skier ...

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