What is the item in our daily life which is most similar as it in the space?
Yes, show me your vacuum flask in hand.
Product Name: Double Wall Metallic Vacuum Flasks Drinking Flask Set Of 3 Thermos Flask Set
Product Id: WS-AJ811
Type: Double Wall Sport Thermos
Capacity: 350ml, 550ml, 750ml
Material: Made 100% food grade Stainless Steel 304
Color: Metallic Silver or Customization
Technique: Polished Metal
Suggested Users: Unisex-Adult