$15.95
More Details We put all of our smarts into these new and improved run socks that feature our 4 Degree™ elite fit system, Indestructawool™ technology for superior durability and a virtually seamless toe. Men’s-specific mesh ventilation zones provide ultimate temperature and moisture regulation where male runners need it most.
 $18.95
More Details Our best fitting, most advanced run socks yet, we packed years of testing, prototypes and running smarts into these socks. Featuring Light Elite cushioning in the ball and heel of the foot for ultimate shock absorption with minimal in-shoe volume, men’s-specific mesh ventilation zones and a Virtually Seamless™ toe.
 $21.95
More Details A favorite of through-hikers and day-trippers alike, the PhD® Outdoor Light packs some serious trail power. Featuring a versatile, multi-sport design, this lightweight style includes Indestructawool™ technology for ultimate durability in high wear areas. And when it comes to comfort, we pulled out all the stops: the 4 Degree™ elite fit system provides a dialed fit and our signature Virtually Seamless™ toe offers extraordinary comfort in any trail shoe. The Mid Crew height sits at ...
 $19.95
More Details Artist Jonas Claesson brings his artwork to life on our crew socks, thanks to our proprietary 360-degree printing process. Stay comfortable with ultra-soft Merino wool, and enjoy a fun design. A Virtually Seamless™ toe provides in-shoe comfort, Shred Shield™ technology helps reduce wear from toes, and a supportive arch brace takes in-shoe comfort and performance to the next level.
 $18.95
More Details Our best fitting, most advanced run socks yet, we packed years of testing, prototypes and running smarts into these socks. Featuring Light Elite cushioning in the ball and heel of the foot for ultimate shock absorption with minimal in-shoe volume, men’s-specific mesh ventilation zones and a Virtually Seamless™ toe.
 $19.95
More Details This all-purpose sock was designed for rugged day hikes or moderate backpacking. An arch brace holds the sock in place and adds additional support. A flat-knit toe seam keeps you comfortable.
 $19.95
More Details When facing the choice, take the longer loop, because this sock has comfort covered. The light cushioning makes these socks ideal for varied terrain and warm weather day trips or as everyday around town socks. Merino helps move moisture and regulate body temperature. An arch support and flat-knit toe seam add extra comfort.
 $15.95
More Details We put all of our smarts into these new and improved run socks that feature our 4 Degree® elite fit system, Indestructawool™ technology for superior durability and a Virtually Seamless™ toe. Women’s-specific mesh ventilation zones provide ultimate temperature and moisture regulation where female runners need it most.
 $15.95
More Details We put all of our smarts into these new and improved run socks that feature our 4 Degree® elite fit system, Indestructawool™ technology for superior durability and a Virtually Seamless™ toe. Women’s-specific mesh ventilation zones provide ultimate temperature and moisture regulation where female runners need it most.
 $25.95
More Details For those who want a little extra cushion, our PhD® Ski Medium Pattern socks add a little personality to your kit and back it up with Indestructawool™ tech, a dialed 4 Degree™ fit, and body mapped mesh zones. Now you can out ski the competition while looking comfortable and confident.
 $24.95
More Details Everything about this sock was created to work seamlessly with a high-performance boot: strategically placed cushioning on the heel and toe, light shin cushion, non-cushioned heel and toe, and all the benefits of Merino to help keep you warm and dry. The 4 Degree® elite fit system creates a dialed fit and Indestructawool™ durability technology delivers long-lasting wear. A women’s-specific fit creates a narrower heel and overall slimmer fit.
 $21.95
More Details 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.
 $20.95
More Details A favorite of through-hikers and day-trippers alike, the PhD® Outdoor Light packs some serious trail power. Featuring a versatile, multi-sport design, this lightweight style includes Indestructawool™ technology for ultimate durability in high wear areas. And when it comes to comfort, we pulled out all the stops: the 4 Degree™ elite fit system provides a dialed fit and our signature Virtually Seamless™ toe offers extraordinary comfort in any trail shoe. The Mid Crew height sits at ...
 $23.95
More Details 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. Featuring Indestructawool™ technology for ultimate durability in high wear areas, the 4 Degree™ elite fit system for a dialed fit and our signature Virtually Seamless™ toe for extraordinary comfort in any trail shoe. Medium cushioning provides impact protection and ultimate comfort on the trail.
 $18.95
More Details 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.
 $13.95
More Details Change can be scary. Except when it comes to improving the comfort of Smartwool socks. We've added some new tech to our No Show socks—Shred Shield™ technology to help reduce wear from toes and a seamless opening to help minimize pressure points from your favorite low-profile shoes. These low riders will give you all the benefits of Merino wool with a 'barely there' peek of color showing out of your shoe.
 $18.95
More Details An ankle-high powerhouse, the PhD® Outdoor Light Mini is made for mileage. Great for long summer treks, it combines support, stretch, and recovery. Featuring Indestructawool™ technology for ultimate durability and the 4 Degree™ elite fit system for a dialed fit. Light cushioning offers impact protection on the road or trail, while the Virtually Seamless™ toe offer more comfort in a trail shoe.
 $21.95
More Details 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 for runners help keep your feet warm during long winter runs. With a run-specific profile and our 4 Degree™ elite fit system, with two elastics for greater stretch and fast recovery, these socks stay in place at every turn and up every hill.
 $23.95
More Details 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. Featuring Indestructawool™ technology for ultimate durability in high wear areas, the 4 Degree™ elite fit system for a dialed fit and our signature Virtually Seamless™ toe for extraordinary comfort in any trail shoe. Medium cushioning provides impact protection and ultimate comfort on the trail.
 $17.95
More Details An arch brace helps holds the sock in place and adds additional support, while a flat-knit toe seam keeps you comfortable throughout the day. Perfect for moderate hiking or aggressive walking.
 $21.95
More Details A favorite of through-hikers and day-trippers alike, the PhD® Outdoor Light packs some serious trail power. Featuring a versatile, multi-sport design, this lightweight style includes Indestructawool™ technology for ultimate durability in high wear areas. And when it comes to comfort, we pulled out all the stops: the 4 Degree™ elite fit system provides a dialed fit and our signature Virtually Seamless™ toe offers extraordinary comfort in any trail shoe. The mid crew silhouette sits at ...
 $20.95
More Details Spruce up your day with our Men's Spruce Street Crew. A supportive arch brace adds a snug fit, and our Virtually Seamless™ toe provides the ultimate in-shoe comfort.
 $29.95
More Details Why not perform like a pro? The Women's PhD® Pro Free Ski elevates boot fit, durability, and comfort. With features like a Women's specific fit, contoured shin and ankle cushioning, and a flat toe box, your feet will stay nice and comfy in your boots as you tear down the slopes.