Swiftwick Aspire Zero Socks - No Show Bolt Black Seafoam Medium

Swiftwick Aspire Zero Socks - No Show Bolt Black Seafoam Medium. 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

Mesh footbed and channeled upper increase breathability

Made in the USA