Socks Size M

With all of the features that the PhD® Run Ultra Light Micro offers, your newest technology may be in your sock drawer. Indestructawool™ technology...

Our first ever Plantar Fasciitis sock featuring award winning, patented FS6® technology. Wearing the FS4TM PF socks during runs or sports activity ...

Our first ever Plantar Fasciitis sock featuring award winning, patented FS6® technology. Wearing the FS4TM PF socks during runs or sports activity ...

Our best fitting, most advanced run socks yet, we packed years of testing, prototypes and running smarts into these socks. Featuring Targeted cushi...

Sure, training runs are supposed to get you out of your comfort zone, but that doesn’t mean your feet have to sacrifice. Our Run Zero Cushion Ankle...

Engineered with anatomical design and Targeted Compression, providing a Custom-Like Fit and reduced risk of blisters, plus our Light Cushion for ad...

Take on the cold weather in the Run Cold Weather Targeted Cushion Crew Socks. Featuring our most advanced sock technologies for enhanced durability...

The Coolmesh™ll is our #1 selling sock worldwide!  It’s the most breathable lightweight Double Layer sock and is designed for a minimal feel. Idea...

MAXUS™ Zero Tab is designed for comfort with a new micro tab that prevents contact with the back of the shoe for maximum protection from blisters. ...

Engineered with anatomical design and Targeted Compression, providing a Custom-Like Fit and reduced risk of blisters, plus our Light Cushion for ad...

Our first ever Plantar Fasciitis sock featuring award winning, patented FS6® technology. Wearing the FS4TM PF socks during runs or sports activity ...

Our first ever Plantar Fasciitis sock featuring award winning, patented FS6® technology. Wearing the FS4TM PF socks during runs or sports activity ...

Engineered with anatomical design and Targeted Compression, providing a Custom-Like Fit and reduced risk of blisters, plus our Light Cushion for ad...

MAXUS™ Zero Tab is designed for comfort with a new micro tab that prevents contact with the back of the shoe for maximum protection from blisters. ...

The Coolmesh™ll is our #1 selling style worldwide!  It’s the most breathable lightweight Double Layer sock and is designed for a minimal feel. Ide...

We combined Targeted Compression and anatomical design with a distinct blend of Merino wool and Tencel® fibers to create a more advanced Merino so...

Blending just-right cushion with minimal coverage, these lightweight socks keep a low profile. Light cushioning at the heel and toe, snug arch supp...

If you thought Merino wool’s benefits—including comfort, breathability, and odor resistance—were great, you’re gonna love what else this sock bring...

YOUR BIGGEST SUPPORTER: THIN, BREATHABLE SOCKS WITH FIRM SUPPORT Our most popular running sock and a great no-show cycling sock. The ASPIRE™ is en...

Engineered with anatomical design and Targeted Compression, providing a Custom-Like Fit and reduced risk of blisters, plus Ultra Light cushioni...

Hit that new trail in the Performance Hike Light Cushion Low Ankle sock, and you’ll be smiling from start to finish. This responsibly sourced Meri...

The Coolmesh™ll is our #1 selling style worldwide!  It’s the most breathable lightweight Double Layer sock and is designed for a minimal feel. Ide...

YOUR BIGGEST SUPPORTER: THIN, BREATHABLE SOCKS WITH FIRM SUPPORT Our most popular running sock and a great no-show cycling sock. The ASPIRE™ is en...

Engineered with anatomical design and Targeted Compression, providing a Custom-Like Fit and reduced risk of blisters, plus our Light Cushion for ad...