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Smartwool - Men's Mountaineering Extra Heavy Crew Socks

Availability: Out of stock

Stock #: B5FSZ-
Shop all in stock - Hiking


Extra-heavy cushioning will keep your feet warm and dry when you're mountaineering, ice climbing or multi-day backpacking. Arch brace holds the sock in place.


  • Sizing clearly indicated on the sock
  • Flat knit toe seam
  • Smartwool® Fit System: 2 Degree fit system with arch and ankle support helps keep sock in place
  • Extra Heavy Cushion: The ultimate in impact absorption and warmth for mountaineering expeditions


  • Sock Height: Crew

Additional Information

Year Spring 2020
Intended Use Hiking/Backpacking, Mountaineering & Ice Climbing, Winter
Properties Insulating, Quick Drying, Wicking, Anti-Odor
Material Wool Blend