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40 oz Wide Mouth


Product Description

Product Description

Drench your thirst.

This is one of the largest insulated bottles Hydro Flask sells, making it the ideal hydration companion for those long days in the office or a full day on the beach or trail. Stay cool and hydrated all day long, no matter where your adventures take you.

Replacing the existing cap on all their Wide Mouth insulated bottles, the new award-winning Flex Cap is the ideal combination of strength and flexibility. Designed for ultimate portability, Hydro Flask crafted every detail with easy-carry comfort in mind – and insulated it too– so you can go further, for longer, keeping your favorite beverage comfortably by your side.

Features & Specs


  • Large insulated water bottle for longer adventures
  • Less refills = more refreshment at hand
  • Fits most backcountry hydration filters
  • TempShield™ Protected for max insulation
  • Keeps cold up to 24 hours
  • Keeps hot up to 6 hours
  • 18/8 Pro Grade Stainless Steel
  • BPA-Free and Phthalate-Free
  • Durable, sweat-free powder coat finish (or Classic Stainless option)
  • Lifetime Warranty
  • Compatible with Hydro Flip Lid and Wide Straw Lid

Product Video

Sizing Chart