Description:
1. Capacity: 350ml, 500ml portable;
2. Unbreakable stainless steel liner and outer shell;
3. Superior insulation performance vacuum technology;
4. Double wall vacuum construction;
5. Push button valve integrated into stopper for easy pouring;
6. Bullet-shape slim design is easy to hold and fit for most cup holders of cars & bags;
7. Keeps liquids hot & cold for 24 hours in theory.