The larger mouth opening makes the 40 oz a great option for mixing sports drinks or storing smoothies, and our double wall vacuum insulation ensures that cold liquids will stay cold for up to 24 hours, while hot liquids remain hot for up to 6.
Large (Wide Mouth) opening
Double Wall Vacuum Insulated
Keeps Hot up to 12 Hours
Keeps Cold up to 24 Hours
18/8 Stainless Steel
Signature Powder Coat Finish
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Take your Hydro Flask with you, but keep both hands free to paddle, climb, or high-five at the top of the hike. Our sling was designed to make hydration on...