Tough, leak-proof, and it holds the heat.
- QuadVacTM insulation technology doubles up the insulating layers
- Keeps hot drinks hot up to 27 hours, cold drinks cold up to 27 hours, and ice intact up to 100 hours
- Steel lined stopper keeps plastic from coming into contact with your drink of choice
- Leak-proof design lets you pack it with confidence
- 1mm 18/8 food-grade stainless steel is super tough
