Portable Lunch Box Thermo Insulation Bento Thermos Containers Bento Bag Food Warmer for Kids Food ContainersPortable Lunch Box Thermo Insulation Bento Thermos Containers Bento Bag Food Warmer for Kids Food ContainersMaterial : Stainless steelFeature : Eco-Friendly,Microwavable,With Bags,With Spoons or Chopsticks,Thermal InsulationShape : RoundInformationClient:Students,Office Workers,Picnic LoversColour:As shownMaterial:304 Stainless Steel+PPSpecification:1/2/3/4 LayerInsulation Work:2 HoursTIPS:This lunch box is not completely sealed, and a little liquid will leak out when placed upside down, which is normal. Dispute in this case is not accepted