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 ...

If you purchase an independently reviewed product or service through a link on our website, Rolling Stone may receive an affiliate commission. Thermal underwear goes by many names, from base layers to ...

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 ...