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The iconic 32-ounce wide mouth Nalgene water bottle with Stio flare is reliable for keeping you hydrated while on the go and holds up against bangs, bumps and drops without any leakage.

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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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  • Volume: 32 oz.
  • Actual volume to brim: 38 oz.
  • BPA, BPS and Phthalate-free
  • Completely leak proof
  • Weight: 6.25 oz
  • Guaranteed for life
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