The fully engineered and beautifully desinged PHD Running Ultra Light Micro Sock from Smartwool is the benchmark for well cushioned running socks for year round comfort. Grab them anytime you plan on blazing a trail in comfort and style.

Padded achilles tab for protection and secure fit

new Smartfit II 4 point banded fit system

new high density impact zones for shock and abrasion

smartwool inside for temperature moisture and odor control

mesh zones for added ventilation