A tight lunch box with a dome-shaped lid that allows for fluffy servings. This prevents things like glue from sticking to the lid and crushing it. Comes with high partitions to prevent side dishes from being pushed to one side. Dishwasher safe and microwave safe by removing the lid! Comes with name sticker. [Product size (approx.)] Size: Width 170 x Depth 105 x Height 60 mm Capacity: 450 ml [Quality display (heat resistant temperature)] Lid: AS resin (heat resistant temperature -20 to 100 degrees) Body / partition: Polypropylene (heat resistant temperature -20 to 140 degrees) Fastener: ABS resin (heat resistant temperature -20 to 100 degrees) Packing: Silicone rubber (heat resistant temperature -20 to 140 degrees) Type of antibacterial agent used: Inorganic antibacterial agent Processing method: Kneading Processing part: The overall SIAA mark is displayed on products that have undergone quality control and information disclosure according to the Antibacterial Products Technology Council guidelines, based on the results of evaluation according to the ISO22196 method. *It does not inhibit the growth of all bacteria. 450ml Made in Japan