Long before the days of electric blankets (or electricity, period), the best thermal underwear was the only thing separating ...

Which thermal underwear is best? Whether you hunt, exercise outdoors, enjoy winter sports or just have to do yard work in the winter, cold weather can make it difficult to stay outside for long ...

Best for long days at the hockey rink: Smartwool Intraknit Classic Thermal Merino base layer ...

A quality pair of thermal underwear is one of the best investments you can make. These performance layers maximize warmth, wick away sweat, and disappear under everything from puffer jackets to ...

See it! Get the Thermajane Long Johns Thermal Underwear for $32 (was $40) at Amazon! Please note, prices are accurate at time of publication but may be subject to change. To wear these thermals ...

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 ...