The Vacuum Wine Tumbler with Insulated Double-Wall Technology to Keep Hot and Cold Longer: The advanced structure keeps drinks cold for 9+ hours and hot for 3+ hours.
| Capacity Options | 250ml, 350ml | 
|---|---|
| Dimension | 7.7mm*5.7mm*11.5mm | 
| Material | 304 Stainless Steel, Double Wall | 
| Finish | Brushed Polishing, Electro-polishing | 
| Certification | FDA, LFGB | 
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