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This product is no longer available, but don't go just yet.


  • CoolMax EcoMade fabric offers the same moisture-wicking, quick-drying performance as regular CoolMax, yet is made of recycled PET
  • Nylon adds durability while spandex offers stretch and shape retention; the snug fit will remain, wash after wash
  • Construction minimizes bulkiness; mesh-knit instep panels promote airflow and help move moisture away
  • Heels and toes are reinforced to increase longevity
  • Seamless toes won't rub or cause chafing
  • *Offer not valid for sale-price items ending in $._3 or $._9

Made in USA.

View all REI Men's Running Socks

REI membership


Best Use Running
Fabric 53% nylon/43% CoolMax EcoMade polyester/4% spandex
Sock Height Ankle
Sock Cushioning No Cushioning
Gender Unisex