YOUR BIGGEST SUPPORTER: THIN, BREATHABLE SOCKS WITH FIRM SUPPORT The perfect cycling sock. The ASPIRE(TM) 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 long rides. The Seven cuff height is a classic crew. a Thin profile is designed to fit into any technical shoe with a barely-there feel. a Firmly hugs the contours of your feet to support the arch and help reduce fatigue. a Built to provide maximum breathability with signature fibers that wick-moisture, keeping your feet cool, dry, and blister-free. a One Pair Material & Care a 79% Nylon / 17% Olefin / 4% Spandex a Machine wash cold. Tumble dry low. Do not bleach or iron.