Black Friday

With a new fit that is designed to reduce excess fabric, our Women's Merino 250 Baselayer Pattern Bottom will help keep you looking g...

Change can be a good thing. We've improved the fit on our 100% Merino bottoms with new side seams and a curved seam in the back to he...

Our best selling, and warmest, base layer, just got a little more refined with an improved fit, chafe-free seam construction and panels that offe...

Just because a river gets a lot of pressure, doesn't mean you have to. Our PhD® Pro Wader sock was designed to combat pressure in deeper water to h...

When you're out there, the last thing you want to think about is your feet. That's why we made the PhD® Pro Medium Crew with Indestructawool™ techn...

Description Featuring Targeted cushioning, these socks offer added protection placed only where runners need it most, on the ball and heel of the...

Description Perform with the power and comfort of ZQ-certified Merino wool in our Hike Light Cushion Crew socks—formerly known as PhD® Outdoor. We...

Description Our new and improved Hike Light socks, formerly PhD® Outdoor, offer a women's-specific fit and bring you enhanced features to maximize...

Description Perfect fit. Powerful durability. That's what you get when you put on our responsibly sourced Merino wool women's Hike Light socks. Fo...

Description It’s time to take “burr” out of your running vocabulary. Stride out in our Run Cold Weather Mid Crew Socks. A Merino blend and mesh z...

Description Our Run Targeted Cushion Pattern Low Ankle Socks aim to help elevate your running game with our favorite sock technologies. Featuring...

Our PhD Run Light Elite Crew socks provide you with the extra protection from road and trail debris when compared to the Elite Low Cut. It's simple...

Our Women's Merino Sport Ultra Light Hoodie asks the question: How could something so light be so heavy-duty? Its DWR coating helps provide wind...

Using insights of pro skier, gold medalist, and Smartwool athlete Mikaela Shiffrin, we constructed her signature sock, the PhD® Pro Ski Race. We ...

If you're looking for over-the-calf warmth and comfort while skiing, our PhD® Ski Medium socks should do the trick. With our Indestructawool™ tec...

These extra heavy mountaineering socks are designed to help keep your feet warm and dry even in the harshest conditions. Whether you’re mountaine...

For the guy who's not afraid to be bold. The manly answer to our always popular striped socks offer a support brace and cushioned foot for all day...

When you need a little more warmth without the bulk, layer up with our Men's Merino Sport Fleece 1/2 Zip. Our Merino Sport Fleece combines a durab...

This tee is made for breaking records. For breaking out of your comfort zone. For doing what you once thought was impossible. Our Merino wool allo...

Whether you're taking a trip around the world, or just around the block, our Ethno Graphic Crew socks will get you there in style. This fresh take...

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

We partnered with Conrad Anker to develop the PhD®® Pro Approach Mini that's designed to take you to the top. It's made with premium yarn to enhan...

When you're out there, the last thing you want to think about is your feet. That's why we made the PhD® Pro Light Crew with Indestructawool™ techn...

A Smartwool favorite, the Margarita takes on a south of the border flavor in its authentic festive colors. The non-cushioned crew sock can be worn...

An all-season favorite, the Merino 150 Long Sleeve can be sported as a base layer in the fall and as a single layer when summer backpacking calls....

Want a shirt that looks good, but plays better? Our freshly redesigned Merino 150 Short Sleeve works undercover as a base layer on cool mornings, ...

Experience durability at its peak with the PhD® Outdoor Light Crew. Featuring Indestructawool™ technology, a patent-pending wool-based durability ...

Merino wool is standard issue for next-to-skin insulation. It works with your body's own heating and cooling system to keep your core temperat...

Our best selling, and warmest base layer, just got a little more refined with an improved fit, chafe-free seam construction and panels that of...

When you 've got lots of miles to cover but only want the minimum between your foot and boot, the PhD® Outdoor Ultra Light Mini is the perfect trai...

Experience durability at its peak with the Women's PhD® Outdoor Light Pattern Crew. Featuring Indestructawool™ technology, a patent-pending wool-ba...

These Smartwool PhD Outdoor Light Pattern Mid Crew socks will keep you fresh, dry, and on-the-go on the trail this season! Crew-cut sits at the cal...

An ankle-high powerhouse, the PhD® Outdoor Light Mini is made for mileage. Great for long summer treks, it combines support, stretch, and recovery....

An ankle-high powerhouse, the PhD® Outdoor Light Mini is made for mileage. Great for long summer treks, it combines support, stretch, and recovery....

An ankle-high powerhouse, the PhD® Outdoor Light Mini is made for mileage. Great for long summer treks, it combines support, stretch, and recovery....