VACUSTEEL TECHNOLOGY: Vacusteel Technology is this unique collaboration of steel and vacuum for superior insulation, which allows the beverage to remain hot or cold for prolonged hours. The bottle boasts an elegant silver color, adding a touch of sophistication and style to your daily hydration routine.
MATERIAL: Cello uses 18/8 high grade premium quality stainless steel and it has a 'Thermoseal' layer with copper coating to give you one of the best performances for heat retention.
