Heat Retention: 190°F @ 1 hr. / 163°F @ 6 hrs. ; Cold Retention: 46°F @ 6 hrs. Flip-and-go handle unobtrusively designed for convenient carry and folds down for a comfortable hold; One-touch flip-open lid is easy to operate with one hand, even when wearing gloves SlickSteel polished interior resists corrosion and repels stains Splatter-Proof Design: 2-step lid release process prevents excess condensation on the stopper from being flung off while the lid opens; Stopper dissambles for easy cleaning Wide mouth opening (1-5/8") accommodates full-size ice cubes and is easy to fill