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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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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In our commitment to being good stewards of the mountain life and protecting the places we play, each order has been completely carbon offset by stewardship initiatives.


Over 50% of our products are made with recycled or preferred material.

Stio Second Turn™

In our commitment to stewardship, this program is an important step in reducing our footprint by recycling and restoring apparel to new again.

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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
  • 7 oz.
Other Details
  • Reflective heat transfer Stio® logo
  • Imported
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