Aspire zero black

SWIFTWICK ASPIRE ZERO TAB SOCKS: Engineered with firm compression and a thin profile, Swiftwick's most popular running sock is also a great option for a no-show cycling sock. Firm compression supports every contour of the foot to reduce fatigue for long days in the saddle. Features: Micro Tab prevents contact with the shoe to protect your heel Firmly hugs the contours of your feet, providing the arch and reducing fatigue Provides maximum breathability with signature fibers that wick moisture, keeping your feet cool, dry, and blister-free Thin profile designed to fit into any technical shoe 55% Nylon / 40% Olefin / 5% Spandex