Thermos with Coffee Mug Stainless Steel Vacuum Bottle 500 ML

Stainless steel double wall vacuum bottle.
Lightweight and 100% leakproof.
Wide mouth, easy to clean inside.
One-handed operation, drink anytime anywhere.
Keep warm for 12 hours, keep cold for 12 hours.
Suitable for most car cup holders.
When loading liquid, make sure that the lid of the cup is tightened.
Do not load corrosive liquids or strong acid liquids.
After use, please wash it with clean water.
Use soft cleaning utensils such as cup brushes and sponges.