Swiftwick Aspire Zero Stripe Socks - No Show, Gray/Black, Medium

A firm compression, no-show sock ideal for cycling, running and any other endurance sport.

• 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