• Double wall vacuum tumbler with FlowState (TM) 3 position lid.
  
• Comfort grip handle with a narrow base that fits most cup holders.
  
• Straw opening design to resist splashes with a seal that holds reusable straw in place.
  
• Keeps water cold for 9 hours and iced for 40 hours.
  
• Recommended hand wash, Dishwasher Safe
  
• DO NOT MICROWAVE