Goodhew Taos Micro Sock
Here's what other sites are saying:
The below-ankle cut of the Goodhew Men's Taos Micro Sock makes it nearly invisible to fellow runners, but you'll notice it's there because of the incredible feel and fit.
GoodHew Taos Micro (Mens) Lambswool/Alpaca Features: * Spandex throughout the Sock * Arch Support * Mesh Panels * Flat Toe Seam Content: * 47% Lambswool * 31% Stretch Nylon * 18% Alpaca * 4% Spandex
- River Sports Outfitters