The Smartwool Intraknit Thermal Max Merino Base Layer 1/4 Zip is now down 40% as part of Smartwool’s winter apparel sale, ...

Staying warm this winter starts from the ground up, and we’ve been testing the best base layers for men all season to pad out ...

Baselayers are the hidden workhorses of winter apparel. But out of sight doesn’t mean they should be out of mind—getting them right is important. A bad baselayer can ruin what would otherwise be a ...

The outer shell gets all the glory, but the piece that decides whether your day goes well is the one you pull on first. A base layer is the next-to-skin part of the system, the thing that sits closest ...

Whether skiing, shoveling, or camping, it pays to have a great wool shirt. The Smartwool Intraknit Thermal Merino Crew Base Layer Top is now just $65 until this deal ends on Dec. 29 or it sells out, ...

A case can be made that base layers are the most important and underappreciated piece of a layering kit. Because it’s the layer that sits on your skin, it’s also the first line of discomfort should it ...

Superb quality and performance, Rapha's usual high standards (and price) Merino wool has fast become the material of choice in high performance base layers from brands such as Howies, Sugoi, Ground ...

As the weather cools, maintaining a comfortable body temperature on a long run feels more and more like a challenge, especially when you plan on getting warm and sweaty while you train. It’s a fine ...

The range of base layer clothing is enormous and competing manufacturers will make all sorts of claims about what their garments offer. But whichever base layer you choose, you shouldn’t assume any ...