When it comes to running socks, Smartwool pulls out all the stops to keep making improvements on their products. With brand-new Shred Shield technology to help improve wear in the toe box, Smartwool's PhD Run Ultra Light Micro socks feature the 4 Degree elite fit system and their Indestructawool technology for a dialed-in fit and improved durability.
- Sock Height: Micro
- Virtually Seamless toe for enhanced comfort
- Achilles tab designed to prevent sock from slipping down into footwear
- Made in USA of Imported Yarns: 45% Merino Wool, 50% Nylon, 5% Elastane