OmieBox is the first leakproof bento box for kids that stores hot and cold food together, so parents can pack healthy school lunches. This unique bento box with thermos can keep lunch warm for up to four hours. The thermos bowl is made of 18/8 stainless steel and vacuum insulated to offer powerful thermal insulation. The unique wide mouth design is perfect for hot lunch. The bento food thermos for kids is also shallow and easy to open, so kids can be independent. OmieBox also has three divided bento compartments that are double walled, thermal insulated, and leakproof. This thermal bento lunch box is the only lunch container that can store hot and cold food together. It's perfect for back to school, summer camp, or after school activities. OmieBox's thermos bento lunch box design protects the lunches you create so every time your kids open it, what they see is your love. OmieBox is the perfect bento box for toddler 3 years and up, as well as early school aged kids.