Stainless Steel Interior and Bamboo Exterior.  Twist off lid with built in handle & a stainless steel tea strainer, this Eco thermos is unique to us!  Printed with UV-Ink for durability, Hand Wash Only - Bamboo doesn't do well in a dishwasher :)
 
Keeps Hot up to 12 Hours
 
Holds 12 oz - Measures 8.75" In Height (Inc Lid) & Top of Lid is 2.57" Wide - Comes in Plain White Box.