The best water bottle.Stainless steel insulated refillable reusable—our 20 oz wide-mouth water bottle is the flask to grab to keep cold drinks cold and hot ones hot. The large opening makes it easy to add ice—and get yourself a bigger gulp.24 hours cold 12 hours hotTempShield®? double-wall vacuum insulationLeakproof when closedPure taste no flavor transferDurable stainless steelWide Mouth opening is ice-cube friendlyNot for use on a stove in a microwave or freezerKeep hot liquids out of the reach of childrenFor Required California AB1200 Disclosure Click Here