1L thermometer vacuum flask with a push button pour option now available in black green brown colors The outer layer is sealed with plastic ,The inner tank is made of glass coating material, which is corrosion-resistant, has no peculiar smell,The double-layer process has a heat preservation time of up to 24 hours. One-key press for water outlet: The press-type water outlet design, which is sealed and leak-proof, and can extend the heat preservation time of the kettle at the same time 1000ML large-capacity double-layer insulation pot, meet your drinking needs, no need to pour water frequently. The solid wood grain comfortable grip handle is portable and comfortable to use. The sealed rotating screw fits tightly.