Comfort Without Limits

PhD® Ski Socks

base layers

Find the best outdoor socks

Smartwool Sock Finder

Sock Finder
Running socks

PHD® Run Socks

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Learn how to layer

Layering Matters

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Casual socks

Casual Socks

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Merino wool hats and gloves

Merino Wool Accessories

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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.

Snow capped mountains

Saving Merino Wool from Waste

Perfect for powder turns or basecamp lounging—our redesigned Smartloft features 50% recycled Merino wool and is warmer, lighter, loftier and more packable than ever.

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Gift Bag

A Gift Bag that Gives Back

For every gift bag sold, $1 will be sent to our advocacy partner SOS Outreach to help underserved youth get outside.

employee with sunset in the backgroung

Behind the Scenes with Pro Skier Angel Collinson

We worked with pro skier Angel Collinson to create our most high-tech sock for skiing ever. Get the scoop in this intimate interview in partnership with our friends at Teton Gravity Research.

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