Running Socks

Sometimes you just need a good run. Our PhD Run Cold Weather Mid Crew will get you out the door and help you stay outside longer. Our 4 Degree elit...

It's time to take "burr" out of your running vocabulary. Stride out in our PhD Run Cold Weather Mid Crew. A Merino blend and mesh zones designed fo...

Slip on this ultra-lightweight no show Merino Wool sock for blister-blasting protection and sweat-wicking power that you don't have to see to belie...

We worked with athlete Rob Krar to create the ultimate ultra-run sock. This purpose-built sock features Shred Shield technology to reduce wear from...

When it comes to running socks, we pull out all the stops to keep making improvements on our products. With brand new Shred Shield technology to he...

For a sock that has it all, look no further: the Women's PhD Outdoor Medium Pattern Crew offers fit, comfort, and durability wrapped together in on...

An ankle-high powerhouse, the Women's PhD Outdoor Pattern Mini is made for mileage. Great for long summer treks, it combines support, stretch, and ...

Our best fitting, most advanced run socks yet, we packed years of testing, prototypes and running smarts into these socks. Featuring Light Elite cu...

Our best fitting, most advanced run socks yet, we packed years of testing, prototypes and running smarts into these socks. Featuring Light Elite cu...