21 oz Standard Mouth

21 oz Standard Mouth

<h2>Limited edition. Unlimited refills.</h2> <p>Refill For Good is our rally cry to encourage people to make the switch from single-use products. We’re offering four colors and two sizes of our Limited Edition Refill For Good bottles, with $100,000 of the proceeds going to the Surfrider Foundation.</p>

Limited edition. Unlimited refills.

Refill For Good is our rally cry to encourage people to make the switch from single-use products. We’re offering four colors and two sizes of our Limited Edition Refill For Good bottles, with $100,000 of the proceeds going to the Surfrider Foundation.

21 oz National Park Foundation Limited Edition Standard Mouth Insulated Water Bottle | Hydro Flask
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Features
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TempShield™

Our unique double-wall vacuum-insulation protects temperature for hours. Cold drinks stay icy cold and hot drinks stay piping hot, so you can stay refreshed for any adventure.

Close up shot of Hydro Flask's powder coat.
Close up shot of Hydro Flask's powder coat.

Pro-Grade Stainless Steel

Made with 18/8 pro-grade stainless steel to ensure pure taste and no flavour transfer – and the durable construction stands up for whatever life brings.

Color Last™ Powder Coat

Our proprietary powder coat is dishwasher safe, and your bottle stays slip-free and colorful, no matter where you take it.

Close up shot of Hydro Flask's powder coat.
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Product Benefits

  • Through your purchase of this Limited Edition, Hydro Flask will contribute $100,000 of the proceeds to Surfrider Foundation
  • Versatile, middle-of-the-road size
  • TempShield™ insulation keeps beverages cold up to 24 hours and hot up to 12 hours
  • Durable 18/8 Pro-Grade Stainless Steel construction
  • Compatible with Standard Mouth Insulated Sport Cap
  • BPA-Free and Phthalate-Free
  • Dishwasher safe
  • Lifetime Warranty
  • The Limited Edition Refill For Good bottle celebrates coming together to reduce single-use plastics. With your help and partners like the Surfrider Foundation, change is here.

Size & Dimensions

21 oz
Volume 621 mL
Mouth Diameter 1.91"
Diameter 2.87"
Height 9.4"
Weight 13.6 oz
Technology
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Colder. Hotter. Longer.

Our unique double wall vacuum insulation protects temperature for hours. Cold drinks stay icy cold and hot drinks stay piping hot so you can stay refreshed for any adventure.

Sip and enjoy.

Our products are BPA-free for ultimate purity. Stay refreshed and worry-free.

We stand behind our products.

Hydro Flask guarantees this product with a limited lifetime warranty against manufacturer defects.

Hydro Flask supports non-profit organizations focused on building, maintaining, restoring, and providing better access to parks. Since 2017, we have been doing just that:

  • 92 Non-profits supported non-profits.
  • $1.5 million Dollars donated donated.
  • 26,043 Bottles donated bottles.

Hydro Flask supports non-profit organizations focused on building, maintaining, restoring, and providing better access to parks. Since 2017, we have been doing just that:

  • 92 Non-profits supported non-profits.
  • $1.5 million Dollars donated donated.
  • 26,043 Bottles donated bottles.