The best kept secret about my winter wardrobe — until now, I guess – is that half of it is invisible. Between December and March, I rarely leave the house without a base layer (or thermal underwear, ...

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

The best base layers for women building a smarter winter system. Why what you wear next to your skin matters more than bulky coats.

The merino-polyester blend balances warmth and moisture management, with a soft feel that works well for multi-day use. Ideal for winter runs, ski touring or fast-paced winter travel when you need ...

"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 ...

The cool days of winter are coming, which means it’s time to get ready to layer for your favorite outdoor activities. The best place to start with layering your clothes is with a high-quality base ...

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 ...