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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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Climate Neutral

We completely offset the footprint of each order through our commitment to being climate neutral. As part of our mission we value being good caretakers of the mountain life and protecting the places where we play.


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.

Trade-In Program

We believe a circular commerce system will design out waste and pollution, allowing for used clothing to be renewed and put back into use. Stio Second Turn™️ is our gear renewal program that allows customers to trade in and shop used apparel.

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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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