Simply Underwear

This PhD Running Sock by Smartwool features a high performance fit with shock absorbency and durability! Product Features: 3/4 crew length * Light half-cushioned * Strategic mesh zones for maximum ventilation * Smartwool inside for moisture, temperature and odor control * Duroyan reinforcement for added comfort and durability * WOW technology in high density impact zones reduce shock and abrasion * 4-degree banded fit system for all day performance * Smartwool appears on sock * 74% Wool, 25% Nylon and 1% Elastic