Attention: Our kettle generally keeps warm for 8 hours/keeps cold for 10 hours,best use is to fill it with hot water before going to bed and get up in the morning to drink warm water! Features: DOUBLE-WALL INSULATION: This insulated carafe jug is a great container for keeping drinks warm or cool. It adopts double-wall stainless steel vacuum insulation to slow down the transfer of heat, keeping your drinks warm or cool for hours without a heat source or fridge. .
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