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Protect yourself and others the next time you leave home with the Essential Face Mask Kit. With a customizable fit and a highly packable design, the Essential Face Mask Kit makes protection comfortable and convenient. Wear this washable mask on...

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...

A true rugged sock in a lighter weight. Dont let the "light" in the name fool you; this sock is no lightweight when it comes to comfort, durability and all the heavy-duty work you can throw at it. Our patented...

When you're passionate about running, sometimes you can't wait for the storm to pass to get after it. Our PhD® Run Cold Weather Mid Crew is one of our warmest running socks and will help you get outside and stay...

We've put all of our smarts into these new and improved Women's PhD® Run Ultra Light Micro socks. You won't break your stride, thanks to our Indestructawool™ technology designed for added durability and an Achilles tab designed to help prevent...