Metal Type:Stainless SteelThermal Insulation Performance:6-12 hoursProduction:Vacuum FlasksMaterial:Stainless SteelShape:Straight CupGlass Liner Material:Stainless SteelBottle Type:NormalApplicable People:WomenFeature:Eco-FriendlyCertification:CIQCapacity:300mLProduct Category:thermos cup