japanese style insulation lunch box office worker portable with rice lunch box soup bowl with lid simple soup box microwave bento box 日式保温饭盒上班族便携带饭午餐盒带盖汤碗简约汤盒微波炉便当盒

blue-large blue-small size blue-two pack (with thermal bag) blue-three pack (with thermal bag) blue-four pack (with thermal bag) m-large m-small size m-two pack (with thermal bag) m-three pack (with thermal bag) mi-four pack (with thermal bag) brown-large brown-small size brown-two pack (with thermal bag) brown-three pack (with thermal bag) brown-four pack (with thermal bag)

microwave oven foam insulation