This CSU tumbler comes with a exclusive three layer vacuum sealed system. With it's copper plated layer, it will keep your beverage at a consistent temperature. You can bring it anywhere life will take you. From the Rocky Mountains to your office, this tumbler is perfect for any environment!
- Great for both hot and cold liquids
- Ideal for a range of activities
- Durable, made of high-grade 18/8 stainless steel
- Durable, rust-proof
- Not Dishwasher Safe