Keep hydrated for longer. Hydro Flask's 40 oz. wide mouth bottle has you equipped for the journey ahead with a greater capacity, letting you go farther and do more between refills. Its sturdy stainless steel design holds strong in the outdoors, keeps both hot and cold beverages at the desired temperature, and is just the right size for your daily commute. Large insulated water bottle for longer adventures. Fits most backcountry hydration filters. TempShield(TM) insulation eliminates condensation and keeps beverages cold up to 24 hours and hot up to 12 hours. 188 Pro Grade Stainless Steel. BPA-Free and Phthalates-Free. Durable, sweat-free powder coat finish. Ideal size for all-day hydration. Compatible with the Hydro Flip(TM) Lid and Wide Mouth Straw Lid. Lifetime Warranty. Holds 40 oz.1,180 mL. 2.28 in. wide mouth. Measures 3.56 in. wide x 10.4 in. tall. Weighs 17.5 oz. Imported.