Size: 1 piece Approximately 7.5 x 7.5 x 5.5 cm (capacity: 180 ml)Material: EVA resin, polypropyleneDetails● You can pack your lunch and freeze it ● Microwave heating is OK with the lid on ● Dishwasher and dish dryer cannot be used ● Heat-resistant temperature (lid): 60 degrees, (main body): 140 degreesSet Contents: Set of 2