Swiftwick Aspire Twelve Knee High

YOUR BIGGEST SUPPORTER: THIN, BREATHABLE SOCKS WITH FIRM SUPPORT The ASPIRE™ Twelve knee-high compression sock provides even support throughout the calf to stabilize muscles, reduce fatigue and improve performance. Minimal cushion to complement today's high performance footwear. A perfect knee-high sock for running longer distances. Thin profile is designed to fit into any technical shoe with a barely-there feel. 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. 46% Olefin / 43% Nylon / 11% Spandex One Pair Cushion Minimum Compression Firm