This ultra-sensitive sock is for skiers who want nothing but ultra-thin SmartWool between them and their boots • 4-Degree Banded Fit System for all day performance fit • WOW Technology in High Density Impact Zones to reduce shock & abrasion • SmartWool inside for moisture, temperature, and odor control • Duroyarn™ reinforcement for added comfort & durability • Strategic Mesh Zones for maximum ventilation • 58% Wool, 40% Nylon, 2% Spandex |