Swiftwick Aspire Zero

Our most popular running sock and a great no-show cycling sock. The ASPIRE™ is engineered with firm compression and a thin profile for a responsive feel. Firm compression supports every contour of the foot to reduce fatigue during endurance activities. Zero cuff height sits below the ankle with minimal extension above the shoe.

• Thin profile is designed to fit into any technical shoe with a barely-there feeling.
• Firmly hugs the contours of your feet to support the arch and help reduce fatigue.
• Built to provide maximum breathability with signature fibers that wick-moisture, keeping your feet cool, dry, and blister-free.

55% Nylon / 40% Olefin / 5% Spandex