MERINO SPORT COLLECTION

Conquer in
Comfort

PhD®PRO ENDURANCE

Socks Made

For Greatness

PhD® PRINTED SOCKS

Perform
Boldly

base layers

Find the best outdoor socks

Smartwool Sock Finder

Sock Finder

ALL YEAR.

ALL MERINO.

Lightweight Merino Wool Apparel Designed for Sweat and Heat

The Monthly Drop

The Monthly Drop

Our Monthly Drop is sold out. Come back at the beginning of next month to get a pair of our new limited-edition socks before they’re gone.

STRAVA CHALLENGE

1 iconic runner. 100 challenging miles. 25 well-earned dollars. During the month of April, you can track your runs with Pro Ultrarunner Rob Krar on Strava. Once you hit 100 miles, we’ll send you a $25 code*. (valid for US residents only)

Join the Strava Challenge
SOS Outreach logo

HELPING UNDERSERVED YOUTH GEAR UP FOR LIFE

Advocacy partner SOS Outreach inspires us. Participant, Seth Bretta, shows what’s possible when given a platform to shine.

Read More
pro ultrarunner seth swanson

Shred Shield™ Technology with Seth Swanson

Thanks to Pro Ultrarunner Seth Swanson’s extremely complex feet, we were able to reimagine the world of durable socks.

Read More