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Bison Trail Sock

Editor's Review

United by Blues’ Bison Trail Sock is the high performance, responsibly sourced, four-season sock of your dreams, and here’s why… UBB sets themselves apart from the pack by using BisonShield™ technology, a yarn sustainably sourced from Bison wool fibers. Bison fiber comes from an 100% North American supply chain, stays warm when wet, is hyperallergenic, temperature regulating, flexible & stretchy, and moisture wicking. Do yourself a favor, and go get yourself the most sustainable and coolest socks on the market.


  • Reinforced sole, heel and toe
  • Made as lean as possible for four-season comfort
  • Naturally temperature-regulating and moisture-wicking
  • Crew sock height
  • Made in North America


  • 10% Bison
  • 25% Wool
  • 65% Recycled Polyester

Editor's Review

Where exceptional craftsmanship meets sustainability.

United By Blue's Bison Trail Socks are performance-driven & lightweight, but most impressively they deliver out-of-this-world ingenuity through the ethical sourcing of Bison Fibers

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