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A soft, wear-it-everyday combination of your favorite flannel and breathable, quick-drying fleece.

The Thermop Fleece Shirt is a technical spin on an indispensable mountain town classic. Combining the timeless look of a flannel with the technical benefits of fleece to create a shirt that goes from the streets of town to your favorite powder stash without skipping a beat. The classic collared design and snap front make it stylish enough for around town, while the breathable, quick-drying microfleece easily subs in for a technical midlayer.

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 Image ReStratex™
ReStratex™ Recycled Jacquard Fleece, 58% Recycled Polyester, 42% Polyester, 275 gm/2 with HeiQ Fresh

Made from 58% recycled polyester, ReStratex™ fleece is a breathable, quick-drying, waffle knit microfleece for optimal warmth without weight. Anti-pilling and anti-odor finishing yields long lasting style and easy care.

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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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Fabric Details
  • HeiQ Fresh treatment that manages odor and simplifies product care
  • Warm, insulating fleece with a unique texture, and soft hand feel
  • 58% recycled polyester jacquard fleece
  • drirelease® cotton stretch jersey at interior facings
  • Shirting silhouette for maximum versatility
  • Cuff placket with snaps
  • Flatlock seams maximize comfort
  • 11 oz.
Other Details
  • Custom Pinecone logo embossed TPU snaps at plackets
  • Embroidered Pinecone logo
  • Stio® flag label
  • Imported
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