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Item #: 331633050

We’ve maximized the comfort of all our socks, re-engineering them using new yarns that increase stretch, loft and softness while still maintaining exceptional durability. The mountaineer provides reliable comfort for extreme weather conditions.


  • High loft, dense cushion throughout for maximum warmth
  • Highly breathable insulation for temperature and moisture control
  • Achilles instep support prevents slipping
  • LIN toe seam reduces bulk to prevent chafing
  • Exterior reinforcement for maximum durability


  • Heavyweight,
  • Durable
  • Naturally odour-resistant
  • Breathable
  • 70% Merino Wool, 27% nylon, 3% LYCRA®