Just when you thought a RUN sock was the best it can be, along come the wizards from Smartwool. This fresh new take on the PhD RUN sock is even more technical, has 4 x the durability of the old one, sports virtual toe-seams and has targeted gender specific ventilation zones.
Check this out:
Improved 4 Degree Elite Fit System that uses two elastics in construction for greater stretch and recovery. That means these socks are not moving any time soon.
Ankle band, Upper and Lower instep band, Arch brace.
ReliaWool Technology in high impact areas provides longer lasting protection and comfort.
4 X the durability of any other Smartwool RUN sock
Larger mesh ventilation zones specifically designed for male runners
3D heel pocket to isolate the heel and prevent movement