8-12 HOURS HEAT RETENTION. ONE OF THE BEST QUALITY FLASK. Introducing the TOPAZ SUPREME HIGH VACUUM THERMOS FLASK - the ultimate solution for keeping your beverages at the perfect temperature on the go! With its HEAT&COLD INSULATION, WIDE MOUTH for easy filling and cleaning, and SEALED LID, you can enjoy your drinks anytime, anywhere. Say goodbye to lukewarm drinks and hello to satisfaction with TOPAZ SUPREME.
