Zonal Organic Cotton Socks Heather Grey / White Sock Size:4-8.5 - Nitrogen-injected insole with recycled

- Nitrogen-injected insole with recycled top cloth

- Versatile performance

- 100-milers

The Swoosh logos feature non-reflective finish protecting against flash photography during races—preventing washed-out finish line photos

- Ribbed instep

Zonal Organic Cotton Socks Heather Grey / White Sock Size:4-8.5 - Nitrogen-injected insole with recycledDistrict Vision Zonal Organic Cotton Socks Softness, Support and Japanese Precision. The District Vision Zonal Organic Cotton Socks are premium performance socks made in Japan from organic Japanese cotton known for its exceptional softness, durability and eco friendly production. Designed with zonal construction that targets support, breathability and circulation exactly where the foot needs it most, these are socks that earn their place across