Winter

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.

The sock name speaks for itself, and just looking at these beautiful babies takes you to cold nights and warm fires, with extra blankets. The cushioned crew and high wool content will have you singing "Oh, Canada!" in no time.

For those days when you feel like getting way way out there, our PhD® Nordic Light Elite Pattern socks help boost performance and comfort. With durable, Indestructawool™ technology, a 4 Degree™ elite fit system, and body mapped mesh zones for breathability, these socks will help keep your feet warm and snug as you cruise through the winter countryside.

Whether it’s a chilly winter morning or bluebird spring afternoon, it’s always easier to get after one more lap when you’re comfortable. PhD® Nordic socks were designed with that long-distance comfort in mind, from mesh zones for ventilation to strategic cushioning in the toe and heel that provides extra padding without sacrificing boot fit. There's added Indestructawool™ Technology in high impact zones to increase durability, without the bulk. You'll also get a secure fit above and below the heel, under the arch and across the instep thanks to the 4 Degree™ Elite fit system. So keep on moving, because comfort is covered.

For those days when you feel like getting way way out there, the PhD® Nordic Medium Patter socks help boost performance and comfort. With durable, Indestructawool™ technology, a 4 Degree™ elite fit system, and body mapped mesh zones for breathability, these socks will help keep your feet warm and snug as you cruise through the winter countryside.

Don’t let the cold stop you from taking one last lap: the PhD® Nordic Medium delivers maximum warmth and breathability when the going gets cold. Built with long-distance comfort in mind, Smartwool have added their patent-pending Indestructawool™ technology for ultimate durability and their 4 Degree™ elite fit system for socks that won’t bunch, slip, or bind.

Performs as great as they look. The PhD® Ski Light socks add a little flair to your kit and back it up with Indestructawool™ technology tech, a dialed 4 Degree™ fit, and body mapped mesh zones. Out-ski the competition while looking comfortable and confident.

For those who want extra warmth and cushioning, the PhD® Ski Medium Pattern socks combine Indestructawool™ durability technology, 4 Degree™ elite fit system, and body-mapped mesh zones with thicker cushioning and comfortable Merino wool—helping you take lap after lap on the mountain.

Don’t let the cold stop you from taking one last run: the PhD® Ski medium delivers maximum warmth and breathability when the going gets cold. Patent-pending Indestructawool™ technology provides ultimate durability to make sure your socks are ready to go, run after run. Made with our 4Degree® elite fit system for a sock that doesn’t bunch, slip, or bind.

For the skier who wants the minimum between their foot and boot, the PhD® Ski Ultra Light offers the benefits of Merino in a high-performance fit. Featuring Indestructawool™ technology for long-lasting wear, 4 Degree™ elite fit system, mesh ventilation zones, and signature Virtually Seamless™ toe for ultimate comfort in a ski boot, these socks are designed to keep you comfortable from first chair to backcountry escape.