About the product
- VACUUM INSULATED DOUBLE WALL CONSTRUCTION: Double wall food grade stainless steel and vacuum insulation keeps hot beverages hot for up to 12 hours, cold beverages cold for up to 24 hours and eliminates condensation.
- COPPER LINED INSULATION LAYER: The inner wall not only allows for vacuum insulation, but it is also coated with a thin layer of solid copper. Even though you can
