Size is approx:18.6 by 6.2 by 6.2cmAdditional product info:This is a bento box with a dome-shaped lid that helps keep the fluffy look of the food as it is placed without pressing down on the ingredients. It is a slim type that can be held with one hand. The high partition prevents the side dishes from shifting, and the 4-point lock sealed design helps prevent leakage.- Capacity: 530ml- Dishwasher safe.- Microwave use is possible if the lid is removed.[Quality Indication (Heat Resistance Temperature)]Lid: AS Resin / Heat Resistant Temperature 100 degreesBody, Stopper, Partition: Polypropylene / Heat Resistant Temperature 140 degreesPacking: Silicone Rubber / Heat Resistant Temperature 140 degreesType of Antibacterial Agent Used: Inorganic Antibacterial AgentProcessing Method: KneadingProcessing Part: EntiretyIt does not suppress the growth of all bacteria.