Swiftwick Aspire Zero Socks

Ideal for running, cycling, triathlon and other endurance sports, the Aspire Zero is a no-show sock that sits below the ankle with minimal extension above your shoe, and will not slide down. Ideal for running, cycling, triathlon and other endurance sports, the Aspire Zero is a no-show sock that sits below the ankle with minimal extension above your shoe, and will not slide down. Firm compression provides contoured support and prevents bunching Lightweight Olefin fiber in a minimum cushion design is cool, wicks moisture and dries quickly to keep you performing at your best Y-Heel contour creates a contoured heel pocket that moves with the foot Virtually invisible toe seam eliminates friction in the toebox