US TOP Cute Mushroom Water Mug Office Tea Coffee Water Cup Thermal Stainless Steel Vacuum Insulation Flask Baby Bottle Warmer 260ml (Yellow) Capacity:260ML;it can be portable Sucker technology innovation,so that the cup will not fall Designed for use wherever you go,this stainless steel thermos bottle is practically indestructible The thermos bottle keeps beverages fresh and either hot or cold no matter where you are or what you are doing! insulation time:6-12 Hour