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Need to increase your range on the trails? Look no further than this lightweight, durable, and totally packable soft flask. It provides you with an impressive 500ml of essential hydration, making it lighter and more convenient than regular water bottles. As an added bonus, it's specially designed to fit Duro® | Dyna trail running series vest packs or handhelds so you can refill quickly and easily - all sold separately for your convenience!

  • BPA Free
  • Fabric: TPU Film