Standard Mouth Flex Cap Bottle - 21 oz
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Hydro Flask Standard Mouth Flex Cap Bottle - 21 oz
Hydration on the go.
They're pretty much the perfect pair—our 21 oz Standard Mouth Bottle and our insulated Sport Cap. Together, they're your go-anywhere hydration companion. It stashes easily in a small shoulder bag, your pack’s side pocket, or your car cup holder, and holds enough to keep you going for hours without weighing you down.
- Versatile, middle-of-the-road size, equipped with our insulated Sport Cap
- TempShield™ insulation eliminates condensation and keeps beverages cold up to 24 hours and hot up to 12 hours
- Durable 18/8 Pro-Grade Stainless Steel construction
- BPA-Free and Phthalate-Free
- Compatible with our Standard Mouth Flex Cap
- Lifetime Warranty
- Sport Cap is not intended for use with hot liquids and is not leakproof
Colder. Hotter. Longer.
HydroFlask's 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.
Proprietary Powder Coat
Comfortable and durable.
HydroFlask's proprietary powder coat means an easy-grip, sweat-free, and extra-durable bottle that you can take anywhere.
Sip and enjoy. HydroFlask's products are BPA-free for ultimate purity. Stay refreshed and worry-free.
They stand behind their products. Hydro Flask guarantees every Hydro Flask product with a limited warranty against manufacturer defects. Hydro Flask Hydration, Tumblers, Coffee, Beer, Wine & Spirits, Food, Large Capacity Hard Goods, and Hard Goods Accessory Products carry a limited lifetime warranty against manufacturer defects for the life of the product.
Size & Dimensions:
- Volume: 621 mL
- Mouth Diameter: 1.91"
- Diameter: 2.87"
- Height: 9.4"
- Weight: 11.3 oz
SHIPPING CHANGES: Due to new sales tax rules in the state of Colorado, effective June 1, 2019, purchases made online through JAX Mercantile for customers in the state of Colorado will only be able to be shipped to addresses within JAX current tax jurisdictions in Fort Collins, Loveland, Lafayette, and Broomfield. Customers in the state of Colorado who do not have shipping addresses within these zip codes may still opt for in-store pickup at any JAX store location when making a purchase on the JAX website. Learn more on our shipping and returns page.