Smartwool

Made for women, these extra heavy socks are designed to keep your feet warm and dry even in the harshest conditions. Whether you're mountaineering,...

Slip in to the ultimate in hidden comfort! Our Stripe Hide and Seek No Show feature premium construction, ultra luxurious hand feel and an interna...

A favorite of through-hikers and day-trippers alike, the PhD Outdoor Light packs some serious trail power. Featuring a versatile, multi-sport desig...

Perfect for getting out past cell service, our Women's Striped Hike Medium Crew socks add some personality to our classic hiking sock. Keep your fe...

Sometimes you just need a good run. Our PhD Run Cold Weather Mid Crew will get you out the door and help you stay outside longer. Our 4 Degree elit...

It's time to take "burr" out of your running vocabulary. Stride out in our PhD Run Cold Weather Mid Crew. A Merino blend and mesh zones designed fo...

Meet your new favorite hiking companion our Women's Hike Medium Best Friend Crew. With an elasticized arch brace for a secure fit and a flat knit t...

It's easy to carve away in comfort with these socks giving your ski boots a boost. Our Women's PhD Ski Ultra Light Pattern socks equip you with our...

When you want the absolute minimum between your feet and your ski boot for a more technical fit, you need our PhD Ski Ultra Light socks. Our thinne...

Keeping your neck warm and dry will ensure you stay comfortable in cold, harsh conditions. Made from our NTS Midweight fabric, this 100% Merino woo...

Feel good as good as you look. Our recycled wool Hudson Trail Full Zip Fleece is comfy, cozy, and environmentally friendly. It's also great for adv...

Feel better about sweater weather with the Men's Hudson Trail Fleece Crew Sweater. It features recycled wool, a stylish cut, and some pretty fashio...

Hit the streets in style and warmth, with our medium-cushion Women's Garter Stitch Texture Crew. A women's-specific fit means these socks have a na...

All signs point to the ultimate in comfort in our Ouray Arrow Hide and Seek No Show socks. Perfect for your low cut shoes!

Our Cozy Cabin Crew sock is determined to bring a festive, holiday vibe to the rest of the year. With a Merino blend, full cushioning, and a Virtua...

Wearing the Popcorn Cable is like wearing your favorite comfy sweater on your feet. Bursting with varying texture zones and patterns, this cushione...

Winter skiing, hiking, biking, and overall adventuring just got a lot more comfortable with our Men's Merino 250 Base Layer Pattern Bottom. This Sm...

Versatile. Functional. Wearable. Our Merino Sport Fleece Hinged Balaclava allows customized protection, thanks to a hinge that lets you pull the to...

A favorite of through-hikers and day-trippers alike, the Women's PhD Outdoor Light Mid Crew packs some serious trail power. Featuring a versatile, ...

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

Made from our warmest baselayer fabric, these bottoms will keep you warm even on the coldest summits. Features a covered elastic waistband, flatloc...

We've updated the fit of our Women's Merino 250 Base Layer 1/4 Zip to improve functionality while also enhancing aesthetics. As one of our heaviest...

Our Women's Merino 250 Base Layer Pattern Crew has been elevated to help bring you more comfort to conquer cold weather days and activities. We've ...

Meet the better-than-ever Men's Merino 250 Base Layer Crew. We've updated this 100% Merino wool fan-favorite with new colors and a new fit to impro...

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 help provide a s...

We've updated our Men's Merino 250 Base Layer Bottom to bring you a better fitting, more functional tight. The technical benefits of 100% Merino wo...

We've updated the fit of our Men's Merino 250 Base Layer 1/4 Zip to improve functionality while also enhancing aesthetics. As one of our heaviest b...

Our Women's Hike Heavy Heritage Crew is one of our most cushioned and warmest women's hiking socks. Featuring an elasticized arch brace for a secur...

One of our most classic Smartwool socks has a new look. The Women's Popcorn Polka Dot Crew still features our responsibly sourced Merino wool and a...

It's time to move new mountains. And there's no better sock to do it in than the PhD Outdoor Light Pattern Crew. Featuring a colorful, geometric pr...

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

Get ready for ski racing season with this lightly cushioned ski sock. Thanks to its flat-knit toe seam, it's guaranteed not to let up on comfort wh...

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

A favorite of through-hikers and day-trippers alike, the PhD Outdoor Light packs some serious trail power. Featuring a versatile, multi-sport desig...

The PhD Outdoor Light micro is made for the trail. Featuring Indestructawool technology for ultimate durability, we've designed this sock to outlas...

Venture further and stay warmer with the PhD Outdoor Heavy Crew. Heavy cushioning and the power of Merino help keep your feet warm, dry and comfort...

For a sock that has it all, look no further: the PhD Outdoor Medium Crew offers fit, comfort and durability wrapped together in one smart sock. Fea...

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

Perfect for getting out past cell service, our Striped Hike Medium Crew socks add some personality to our classic hiking sock. Keep your feet looki...

Some of our best fitting, most advanced run socks yet—we've packed years of testing, prototypes, and running smarts into these ZQ-Certified Merino ...

Like the design. Love the fit. Our Women’s PhD® Ski Light Pattern sock features our 4 Degree™ elite fit system and our women's-specific fit to help...

Few things feel as good at the end of a long day of backcountry touring than pulling on the Traditional Snowflake. Warm your feet with these medium...