Copper coated inside for better heat retention. Keeps beverages hot or cold for 13 hours.
Cleaning Instructions: Use mild detergent or soap to clean the flask from inside out. When not in use keep the flask or bottle lid open to avoid odor
Usage Instructions: For hot beverages pre-condition the flask or bottle with hot water, similarly use cold water for cold beverages. Fill the flask or bottle completely to maintain temperature. Not advisable for carbonated drinks and alcohol
