500ml (16oz) Soft Flask


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Ships in 1 - 3 days. Shipped from USA

Our ultra-lightweight, portable soft flask (aka reservoir) is ideal for trail running and swimrun. They're great for the increasing number of "bring your own cup" events.

  • Slosh proof! Shrinks while you drink to eliminate sloshing.
  • Weighs only 29g (0.06lbs)!
  • Fast-flow bite valve that's easy on your teeth. 
  • Graduated fill marks so you can easily fill to your needs.
  • BPA/PVC free, will not taint taste.
  • Can be compressed down in size for minimal storage.

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