This super cute bento bowl is illustrated with Doraemon! It has a detachable inner compartment, an inner lid, and a screw-on lid. Made of antibacterial material. Use it to bring your favorite meals for lunch! The middle container comes with a gasket to prevent juice from leaking. The main body has a vacuum double insulated with excellent heat and cold retention. Remember, this bento bowl is NOT SAFE to use in the microwave, dishwasher, and dryer. Original licensed Skater product from Japan. Retains heat 52°C or above for around 6 hrs CapacityTotal capacity: 540ml (medium container: 220ml)Product size (approx.) Size: Diameter 115 x Height 140mmWeight: 330gMaterialMain body: Stainless steel Steel (acrylic resin coating) / Heat-resistant temperature -20 to 140 degreesLid: Polypropylene (Inner material: Styrofoam) / Heat-resistant temperature -20 to 140 degrees