12H Cold/Warm Keeping Insulation Water Bottle: With built-in external copper reflective layer and internal inner wall mirror, Mi Vacuum Flask can effectively delay the thermal convection and heat Conduction between your beverage and the outside air

maintains drink temperature for 12hours.So you can enjoy a cup at anytime anywhere freely,no matter what the weather outside Just the Right Size/Weight Travel Mug: featured with 500ml / 17oz capacity, meets your everyday hydration needs in one container;Moreover,thanks to good ductility of 316L stainless steel

the inner wall thickness can be reduced from 0.3mm to 0.08mm , 73% thinner compared with the same grade Travel & To-Go Drink-ware,smaller volume and ultra-light (only 215g),portable for backpack in daily life at home,office,school,training ,camping,travel...

Easy to clean thermos Vacuum Flasks: Unlike most water bottle in the market with matte inner wall,Mi Vacuum Flask is Ingenious designed in smooth inner wall mirror, peeled off the oxide layer. it is more difficult for impurities or stains to attach and smells to remain,easy to clean up and keep health Environment and Health Materials, durable and safe thermos

Xiaomi insulated cup liner adopt Imported 316L stainless steel,which is acid resistant, and its corrosion resistance is better than ordinary stainless steel,help to , fights against coffee, tea corrosion effectively, and gets rid of trouble tea stains..