A small, plain insulated bag that keeps a bento upright and cool without the bulk of a cooler. At 5 L and 24 x 15.5 x 15 cm it was sized for Monbento's own boxes, and the MB Original's 18.5 x 9.4 cm footprint slips in with room for an ice pack and a drink. It weighs 190 g, closes with a zipper and…