Swiftwick Aspire Twelve (Knee High) Socks Bike Accessories Brand_Black Ops Choose between two straw positions

Choose between two straw positions for your perfect placement

Up To 20 Hours Runtime

Shifters Shimano Altus

Contemporary design features a non-slip rubber coated bike hook for protection of your tire rim

Adapting it for Shimano cranks takes a special machined aluminum threaded bottom bracket that threads into itself

Swiftwick Aspire Twelve (Knee High) Socks Bike Accessories Brand_Black Ops Choose between two straw positionsA firm compression sock that rises 12 inches over the knee with support for all day endurance. 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