61% of trail runners report foot issues according to the 2012 National Foot Health Assessment. 

Thorlo socks absorb the impact and friction from your shoes. 

The ONLY socks clinically proven to reduce foot pain & blisters.

The Outdoor Athlete sock is specifically designed for intense trail running because it keeps dirt out and supports the running gait. 

The Outdoor Athlete has moderate padding for people who want medium protection or experience minor foot pain.