Hiking & Backpacking

No matter how cold it gets on your next outdoor excursion, your feet will be warm and happy in 40 Below II. The cushioned crew, elasticized arch and man-made materials make this sock a keeper.

No matter how cold it gets on your next outdoor excursion, your feet will be warm and happy in 40 Below II. The cushioned crew, elasticized arch and man-made materials make this sock a keeper.

Hate blisters? So do we. That's why we created INgenius® NXT, our patented knit-in lining that moves moisture from inside the sock to the outside where it can evaporate quickly. The Arbor NXT Quarter will keep you going all day long and give your legs plenty of breathing room while your feet do all

An exciting new addition to our collection of Cool-Lite technical hikers. Bright colors and new styling contain the same great moisture control with breathable air vents to keep feet dry, blister free and comfortable in all conditions.

No one ever said hiking socks need to be rough, so why not slip on some softness for your next trek? Wigwam's Merino/Silk Hiker is a heavyweight sock knit for superior warmth and comfort, and is ideal for any expedition you undertake.

Seen on hiking trails as well as on the occasional weekend Home Depot trip, the Ultra Cool-Lite Quarter keeps feet cool with Ultimax® moisture control. The new colors for Spring 2019 will have you feeling and looking fresh.

Seen on hiking trails as well as on the occasional weekend Home Depot trip, the Ultra Cool-Lite Quarter keeps feet cool with Ultimax® moisture control. The new colors for Spring 2019 will have you feeling and looking fresh.

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 secure fit and a flat knit toe seam for added comfort, these classic, durable socks are designed to help keep you as comfortable as you need to be when hiking no matter the conditions.

Light, half-cushion is perfect for moderate hiking or aggressive walking. Designed for a woman's foot. Arch brace holds the sock in place and adds additional support. Flat-knit toe seam keeps you comfortable throughout the day.

Light, half-cushion is perfect for moderate hiking or aggressive walking. Designed for a woman's foot. Arch brace holds the sock in place and adds additional support. Flat-knit toe seam keeps you comfortable throughout the day.

We've combined the sock that started it all (our Hike Light Crew) with our most beloved casual sock pattern (the Margarita), to bring you the Women's Hike Light Margarita Crew. A flat-knit toe seam provides in-shoe comfort, while an elasticized arch brace offers a secure fit. This is a hiking sock you'll want when you head out on the trail.

We've combined the sock that started it all (our Hike Light Crew) with our most beloved casual sock pattern (the Margarita), to bring you the Women's Hike Light Margarita Crew. A flat-knit toe seam provides in-shoe comfort, while an elasticized arch brace offers a secure fit. This is a hiking sock you'll want when you head out on the trail.

This ultra-light, non-cushioned sock provides a close, lightweight fit that acts as your second skin to minimize friction and blisters. The flat knit toe seam guarantees comfort.

The Women's Hike Medium Crew keeps feet dry and happy for miles of switchbacks, scrambles, and climbs. Merino helps move moisture and regulate body temperature, while medium cushioning gives tired feet extra padding. An arch support and flat-knit toe seams add extra comfort.

The Women's Hike Medium Crew keeps feet dry and happy for miles of switchbacks, scrambles, and climbs. Merino helps move moisture and regulate body temperature, while medium cushioning gives tired feet extra padding. An arch support and flat-knit toe seams add extra comfort.

A fan favorite in both look and feel, our Women's Hike Medium Saturnsphere Crew socks provide cushioning in the leg and under the foot for ultimate warmth and protection. Featuring an elasticized arch brace for a secure fit and a flat knit toe seam for added comfort, these Smartwool classics won't let the weather keep you inside when you can be outside hiking.

Get a pair of our most durable, best-fitting mountaineering socks for your next adventure. An arch brace holds the sock in place and extra-heavy cushioning will help keep your feet warm and dry when you're mountaineering or multi-day backpacking. And with the itch- and stink-free benefits of ZQ Certified Merino wool, your partners in pursuit will thank you.

The PhD® Outdoor Light Micro is made for the trail. Featuring Indestructawool™ technology for ultimate durability, we’ve designed this hiking sock to outlast your greatest adventures. And with features like mesh zones for maximum breathability, a Virtually Seamless™ toe and the power of Merino, they’ll help keep you comfortable every step of the way. A micro height barely shows above low trail shoes while the women’s-specific fit provides an overall slimmer fit and narrower heel.

A favorite of through-hikers and day-trippers alike, the PhD® Outdoor Light Mid Crew packs some serious trail power. This lightweight hiking sock features Indestructawool™ technology for ultimate durability in high wear areas, our 4 Degree™ elite fit system for a dialed fit, and our signature Virtually Seamless™ toe for extraordinary comfort in any trail shoe. The mid crew silhouette sits at an ideal height for low trail boots while our women’s-specific fit provides an overall slimmer fit and narrower heel. All of these features work together to create one of our best-fitting socks.

A favorite of through-hikers and day-trippers alike, the PhD® Outdoor Light Mid Crew packs some serious trail power. This lightweight hiking sock features Indestructawool™ technology for ultimate durability in high wear areas, our 4 Degree™ elite fit system for a dialed fit, and our signature Virtually Seamless™ toe for extraordinary comfort in any trail shoe. The mid crew silhouette sits at an ideal height for low trail boots while our women’s-specific fit provides an overall slimmer fit and narrower heel. All of these features work together to create one of our best-fitting socks.

Head out and discover new trails in constant comfort with our Women’s PhD® Outdoor Light Print Mid Crew. Our revolutionary 360-degree printing process allows us to bring fun, vibrant, and joyful designs to life on our wool hiking socks, all printed on unbelievably soft, responsibly-sourced ZQ-Certified Merino wool. With our 4 Degree™ elite fit and activity-specific mesh zones to help feet stay dry and comfortable, these durable hiking socks were made for all of your adventures.

Our Women's PhD® Outdoor Medium Pattern Crew features our Indestructawool™ technology for enhanced durability, our 4 Degree™ elite fit system for a dialed, performance-oriented fit, and our Virtually Seamless™ toe for enhanced comfort. These women's hiking socks provide cushioning in leg and under foot for ultimate warmth and protection to help you stay comfortable during a full day of exploring the great outdoors.

For the vertically inclined, the Women's PhD® Pro Approach Mini combines carefully designed comfort with rugged purpose. Made with insights from iconic alpinist Conrad Anker, these approach hiking socks feature specified cushioning to help protect feet from footwear friction, our 4 Degree™ elite fit with flex zone, and body-mapped mesh to help make even the most ambitious approaches more manageable.

When you're way out there, the last thing you want to think about is your feet. That's why we made the Women's PhD® Pro Light Crew with Indestructawool™ technology, a 4 Degree™ elite fit system, and body-mapped mesh vents for breathability. So you can escape without distractions and feel supported wherever your feet take you. Get out there and explore in some of our best hiking socks.

When you're way out there, the last thing you want to think about is your feet. That's why we made the Women's PhD® Pro Light Medium Crew with Indestructawool™ technology, a 4 Degree™ elite fit system, and body-mapped mesh vents for breathability. So you can escape without distractions and feel supported wherever your feet take you. Get out there and explore in some of our best hiking socks.

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 comfortable whether you’re out on a multi-day trek or trudging through the snow. Featuring Indestructawool™ technology for ultimate durability in high wear areas, the 4 Degree™ elite fit system for a dialed fit and signature Virtually Seamless™ toe for extraordinary comfort in any trail shoe.

Experience durability at its peak with the PhD® Outdoor Light Crew. Featuring Indestructawool™ technology, a patent-pending wool-based durability construction, these socks are ready for any adventure on your list. Plus, with redesigned mesh zones, a Virtually Seamless® toe and the 4 Degree® elite fit system, these socks have comfort covered. The women's-specific fit provides an overall slimmer fit and narrower heel.

Experience durability at its peak with the PhD® Outdoor Light Crew. Featuring Indestructawool™ technology, a patent-pending wool-based durability construction, these socks are ready for any adventure on your list. Plus, with redesigned mesh zones, a Virtually Seamless® toe and the 4 Degree® elite fit system, these socks have comfort covered. The women's-specific fit provides an overall slimmer fit and narrower heel.

Experience durability at its peak with the PhD® Outdoor Light Crew. Featuring Indestructawool™ technology, a patent-pending wool-based durability construction, these socks are ready for any adventure on your list. Plus, with redesigned mesh zones, a Virtually Seamless® toe and the 4 Degree® elite fit system, these socks have comfort covered. The women's-specific fit provides an overall slimmer fit and narrower heel.

Experience durability at its peak with the PhD® Outdoor Light Crew. Featuring Indestructawool™ technology, a patent-pending wool-based durability construction, these socks are ready for any adventure on your list. Plus, with redesigned mesh zones, a Virtually Seamless® toe and the 4 Degree® elite fit system, these socks have comfort covered. The women's-specific fit provides an overall slimmer fit and narrower heel.