Portable Best Spill Proof Coffee Thermos Cup

The REVOMAX vacuum flask can keep hot for 18hrs and keep cold for 36hrs, it is not affected by the outside temperature and always maintains the temperature inside the bottle. Let you drink icy beverages in the hot sea and warm water and coffee in the cold snow.

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PRODUCT INTRODUCTION

There are many features of Revomax Portable Best Spill Proof Coffee Thermos Cup, such as the ability to add carbonic acid and unique CAP,
In fact, the biggest attraction is that it has top-class heat and cold insulation

Keep warm for 18 hours, keep cold for 36 hours❄
That's why the ice I put in the day before is still there until morning.
The coffee brewed in the morning is warm until the evening

The secret is vacuum double structure and copper coating!
The stainless steel has a double structure that suppresses internal heat dissipation and is less affected by the outside temperature.
In addition, copper coating shuts out heat in and out
It is devised so that the temperature can be thoroughly controlled.