Layers are essential for maintaining warmth in the cold. A good base layer wicks away sweat so you don’t end up stuck in wet clothes. Merino wool is a natural fiber that, in addition to providing ...

Long before the days of electric blankets (or electricity, period), the best thermal underwear was the only thing separating you from frostbite in the dead of winter. These days, the stakes might be a ...

We independently review everything we recommend. We may get paid to link out to retailer sites, and when you buy through our links, we may earn a commission. Learn more› By Trey French Trey French is ...

Thermal underwear is known by many names — long johns, base layers, long underwear, skivvies, or even britches (for my Southern friends). No matter what you call them, they are a staple for anyone ...

Long underwear — a.k.a. long johns, thermals, base layers, or whatever else you want to call the cozy, body-hugging tops and bottoms worn beneath looser clothes in cold weather — is my favorite way to ...