Go far. Feel good.

What began on a Colorado ski slope as the belief that toes shouldn’t be cold, has led to over 20 years of pushing the boundaries of Merino to create smarter, more capable products.

SmartWool Men’s PhD® Outdoor Light Mid Crew Socks

A favorite of through-hikers and day-trippers alike, the PhD® Outdoor Light packs some...

SmartWool Men’s PhD® Run Light Elite Micro Socks

SmartWool's best fitting, most advanced run socks yet, they packed years of testing,...

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SmartWool Women’s PhD® Outdoor Light Micro Socks

The PhD® Outdoor Light micro is made for the trail. Featuring Indestructawool™ technology...

SmartWool Women’s Hike Light Crew Socks

Light, half-cushion is perfect for moderate hiking or aggressive walking. Designed for...

SmartWool Men’s PhD® Run Ultra Light Micro Socks

SmartWool put all of their smarts into these new and improved run socks that feature...

SmartWool Kids’ Hike Light Crew Socks

A smaller version of our classic Light Hike sock for adults, the Kids' Hiking Light Crew...

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