Boxer briefs from Mack Weldon and Calvin Klein came out on top in our testing.

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 ...

Long johns, base layers, skivvies—there are many names for thermal underwear for men. But the main purpose of these cozy tights is the same no matter what you call them: they retain heat and wick ...

That's all more or less to say this is a fully comprehensive list. From packs of fashion-forward and infallible Calvin Klein boxer briefs to a single pair of luxurious Turnbull & Asser boxers for $185 ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." YOUR CAJONES called. They’re upset with the mistreatment they’ve been enduring at the gym as of late.

Our product picks are editor-tested, expert-approved. We may earn a commission through links on our site. Why Trust Us? LET'S BE FRANK: Thermal underwear is arguably the least sexy type of underwear ...