When you make rice balls, the case is in a lunch box.
Earnest "Easy Rice Ball Kit & Case Musbeat
Makes 6 rice balls at a time and can be used as a carrying case.
You can make 6 pieces in one time without getting your hands dirty.
Since you can carry the rice balls as they are in the case, there is no need to worry about unnecessary washings; You can take them with you without crushing.
Makes lunch boxes for busy mornings or for a night meal and is convenient for picnics.
You can put 3 rice balls in one side or side dishes on the other. The lid can be inserted into the lid.
The surface has an embossed shape, so it is hard to stick rice.
Each onigiri is approximately 2.8 oz (80 g). Main unit, push lid: 1 each