vacuum flask
1.doule wall stainless steel paint material
2.various style
3.copperize inner
4.customized logo

vacuum flask

1:double wall stainless steel material

2.750ml food-grade test

3.stainless steel      thickness:0.4mm

4.copperize inner    thickness:0.5um

5:keep hot or cold at least 24 hours

6.Each flask will be test whether drip and whether keep warm

7.Treatment:polishing and painting.

Any spray painted color is OK.

Other model or material all according to the client's request.

 About the sample charge and freight charge,  after have the order,we will return the sampls charge for you.

see picture