Men's Merino Wool Briefs

The Runderwear™ Men’s Merino Briefs are designed to deliver the ultimate, comfortable running experience. The uniquely natural combination of moisture-wicking and temperature-control properties of Merino, breathable mesh panels and seamless, ergonomic design, ensure that the Runderwear™ Merino Briefs are the most premium, performance underwear available.

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performance underwear
★ Read Our Reviews

Let customers speak for us

185 reviews
83%
(154)
10%
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2%
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3%
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Great comfort

Running a marathon in Dubai was comforting with Runderwear socks. Highly recommended

Crop Top

I haven't been brave enough to wear this without a top over the top, but it would easily work on its own if you have the confidence. Fits well and looks smart

Long Shorts

They are very comfy and soft and don't ride up your legs. I ran a marathon in them and there was no chaffing or discomfort (caused by the shorts!) at all.

Runderwear Compression Socks

Awesome

Best underwear for athletes, super soft, seamless. Loved it.