Swiftwick Aspire 200 running socks feature:

Managed Compression - proven to reduce swelling, improve circulation and increase endurance

Sculptured Footbed and Seamless Toe - assuring maximum comfort and a blister free sock even for the most sensitive feet

Moisture Management - antimicrobial materials designed to wick away moisture without the use of chemicals

200 needle construction for longer lasting and better fit.

Zero height fits below the ankle.