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A multifunctional, lightweight layer designed to keep you toasty warm in even the coldest conditions. Available in custom Stio® Whitebark Pine print.

Made with Thermonet® technology, this BUFF® provides ultimate protection against cold and windy weather. Incredibly light, this multifunctional piece achieves a new level of heat and comfort.

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96% polyester, 4% elastane

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As caretakers of the mountain life, we recognize our responsibility to support organizations and people who share our vision to drive positive change for people and the planet. We’re proud to partner with some tremendous organizations in their missions to responsibly advance outdoor recreation and protect our wild surroundings.


We are committed to building garments that are durable, timeless and continue to perform season after season. Over 50% of our product line incorporates preferred materials, which include organic cotton, recycled materials and responsibly-sourced down. We are committed to growing our preferred materials usage to 75% by 2025 and to completely eliminating PFAS from our garments by 2025.

Stio Second Turn®

Our apparel is built to last. As a part of our efforts to reduce waste and keep more gear in the mountains where it belongs, our home-grown gear renewal program allows previously-used items to be traded in, cleaned, repaired and circulated back into use.

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  • Breathable, durable PrimaLoft® yarn is 4 times warmer than regular polyester microfiber
  • High-thermal insulation for a great warmth-to-weight ratio
  • Moisture wicking fabric retains heat inside, keeping you dry and comfortable
  • Seamless construction won't rub or irritate
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