SMARTWOOL PhD Run Ultra Light Micro
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, our PhD® Run Ultra Light Micro socks feature the 4 Degree™ elite fit system and our 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