Xiaomi Mi Vacuum Flask

Mi Vacuum Flask with 500 ml capacity 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. Thanks to good ductility of 316L stainless steel, the inner wall thickness can be reduced from 0.3 mm to 0.08 mm , 73% thinner compared with the same grade.