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Chafe-free guaranteed

8,500+ 5 star reviews

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Men's Runderwear™ Boxer Black

A true game changer - Runners World

“A true game changer”

As heard on TMS Podcast

Outside Magazine

As seen in Outside Magazine

Breathable, Wickable and Chafe-Free - Trail Running Magazine

“Breathable, Wickable and Chafe-Free”

“A Big-Busted Dream”

Buy any 3 items from across our store and save 15%.

Promotional discount codes can be used in conjunction with this offer except on Anti Blister socks.

Full details available here.