Double walled Stainless Steel (stainless on the inside), with a Bamboo coating
- 12.8oz capacity
- Suction slide on lid with sliding top over drinking hole
- Genuine bamboo finish engraves with depth
- No liner, odor & stain resistant, non-leaching
- Washing instructions: wash all parts in warm soapy water. Hand wash only. Not dishwasher safe. Not microwave safe.