GSI Flask 10oz.

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Item #: 331917434

This GSI Flask is not only durable, but lightweight, tipping the scales at a mere 102 g. / 3.6 oz. Its slim design allows it to easily slip into a cargo pocket or hiking pack. The GSI Flask holds 296 ml. / 10 Fl. oz., making it the perfect beverage container for camping, hiking and travelling.


  • Constructed of lightweight, BPA-free, 100% Recyclable PET plastic
  • Designed to easily slip into pockets and packs
  • Wide-mouth opening and shot cap make use a breeze
  • O-ring seal prevents leaks, whether on the ground or within pressurized airline cabins
  • Lightweight at only 3.6 oz.


  • Weight 102 g. / 3.6 oz.
  • Volume 296 ml. / 10 fl. oz.

Shipping Info:

  • Leaves the warehouse in 1-7 business days depending on order volume.
  • Items may be returned within 60 days of the order date to an Atmosphere retail store or an Atmosphere warehouse. Items must be returned unused/unworn and electronics unopened. See Online Return Policy and Return Instructions for more information.
  • Note: Shipping restrictions may apply based on location and product size.


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