BD Hydro Flask 21 oz Water Bottle BD Hydro Flask 21 oz Water Bottle 1
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BD Hydro Flask 21 oz Water Bottle




Stash this travel-ready Hydro Flask in your pack and head out for an adventure knowing your drink is safe and temperature controlled. View Details

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The perfect size for slipping into a cragging or skiing pack, this 21 oz. Hydro Flask is holds enough to keep you going for hours without weighing you down. Vacuum-insulated, this water bottle can keep drinks warm or cold, making it a reliable adventure companion.

Product Features

  • Easy to Transport
  • Versatile, middle-of-the-road size
  • TempShieldTM Protected
  • Keeps cold up to 24 hours
  • Keeps hot up to 12 hours
  • 18/8 Pro Grade Stainless Steel
  • BPA-Free and Phthalate-Free
  • Durable, sweat-free powder coat finish
  • Lifetime Hydro Flask Warranty

2 Year Warranty

We trust what we make because we use what we make. All Black Diamond products are covered by a two year warranty policy.