500ml Thermos, Coffee Travel Camping Water Bottle Insulated Stainless Steel Vacuum Flask Thermo with Filter

1.304 stainless steel：
Our products, whether in cup or liner, are made of food grade 304 stainless steel, BPA-free, highly
resistant to rust and corrosion, drinking water is healthier.

2.Vacuum insulation：
High vacuum layer, no space between the stainless steel walls, reducing air heat transfer, the temperature of the liquid is not affected by the temperature outside the container. The inner wall of the stainless steel uses mirror technology to reduce heat radiation.

3.No condensation on the cup wall：
When a hot liquid is added to the cup, the temperature of the liquid does not affect the outside of the cup, there is no condensation, and the wall of the cup remains dry

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