550ml Blue Double Wall Vacuum Cup Gradational Thermos Drinking Flask

Item No.: WS-AJ91650E
-Double wall featured vacuum flask keeps your drink hot or cold for 12 hours
-100% food grade stainless steel protects your health all the time
-Bright and attractive gradational blue, from sky to ocean
Description

What is the item in our daily life which is most similar as it in the space?
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This 500ml electroplated vacuum flask is popular in markets of different areas.

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