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.
Four height is Crew length.
