The 40 oz. iCOOL® Durango Double Wall Stainless Steel Water Bottle offers a large capacity making it an excellent choice for long days out and about. The vacuum insulated construction will keep your cold drinks cold for 36 hours and hot drinks hot for 24 hours. The dual-opening lid makes the bottle easy to drink or pour from and easy to clean and add ice. Easily carry the Durango-40 using its foldable hinged handle. FDA compliant and BPA free. A portion of all proceeds is donated to Shelter to Soldier™, a non-profit organization that rescues dogs to train as service animals for veterans in need.