Comfort Without Limits

PhD® Ski Socks

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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.

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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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