Unbreakable stainless steel liner and outer shell
- Superior insulation performance vacuum technology
- Double wall vacuum construction
- Push button valve integrated into stopper for easy pouring
- Bullet-shape slim design is easy to hold and fit for most cup holders  of cars & bags
- Keeps liquids hot & cold for 24 hours
- Keeps beverages hotter, cooler, fresher longer
-Wide mouth design for easy cleaning and added versatility