We're in it for
the long run.

The Original Performance Underwear
for chafe and blister free running.

Designed in the United Kingdom

What is Runderwear?

Runderwear is the original performance underwear for running. Our mission is to eliminate the discomfort caused by ill-fitting underwear and clothing and create performance running underwear, basewear and socks that are supremely comfortable and chafe-free.

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