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Wide waistband comfort, higher rise coverage and a full-length crop show a functional-yet-flattering fit. Left hip security and right thigh stow pockets stash items.

Long runs and race days deserve a tight built for endurance. Our athletic design finds inner strength from a nylon/spandex fabric that is tough enough to withstand brush, formulated to enhance wicking and treated to reduce odor whether grinding out a tough training run or sweating through a sufferfest.

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 Image Fortis™
Fortis™ Stretch Interlock, 69% Nylon 31% Spandex, 200g/m2

Fortis™, built with stretch interlock technology, is an extremely flexible nylon/spandex fabric. Its sueded finish offers a soft handfeel, while moisture management and an anti-microbial treatment improve comfort and reduce odor during any active pursuit.

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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
  • Nylon spandex blend with moisture management and antimicrobial treatment (for quick wicking and odor control)
  • Athletic design ideal for aerobic activity
  • Wide waistband for comfort
  • Stash pocket at thighs and back waistband
  • YKK® semi-locking slider at thigh pocket for security
Fit and Measurements
  • Form-Fitting: A next-to-skin design that hugs the natural lines of the body
  • Inseam: 26"
  • Weight: 7 oz.
Other Details
  • Reflective heat transfer Stio® logo
  • Imported
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