When it comes to running socks, we pull out all the stops to keep making improvements on our 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. See below for sizing details.
Need to stock up on socks? Buy any 3 pairs and get a 4th pair for free. Use code BOGOSOCKS at checkout.