Hydro Flask is a proud contributor of the National Park Foundation, the official charity of America's national parks. Their shared mission is to help protect America's special places, connect people to nature and inspire the next generation of park stewards.Read more
Used in every product they make, TempShield™ is Hydro Flask's double wall, vacuum insulated technology that guards the temperature of your drink. Bring ice water with you in the morning, and we promise you'll still have ice in the afternoon. Hectic morning getting in the way of your coffee sipping? No problem. They'll keep it hot until you're ready. They also guarantee no condensation or heat transfer to the outside of the bottle, ever.