To provide a cooler box which can facilitate drainage.SOLUTION: A cooler box comprises: a box-shaped body comprising an open hole for drainage on a lower part of a side wall; a lid body which is provided on a top part of the body so as to be opened/closed; and a cylindrical body provided on the open hole. The cylindrical body comprises: an adjacent part having the lowest part of an inner peripheral surface adjacent to the body in a state of being positioned at the same height as an inner bottom surface of the body, or adjacent to the body in a state of being positioned below the inner bottom surface of the body; and a water guide part comprising a downward pitch outward at an outside of the adjacent part.SELECTED DRAWING: Figure 6

Keywords
ANIMALS PLANTS ANIMALS PACKS CONTAINERS ANIMALS PLANTS INSULATION RIGIDITY PLANTS FLUIDS ABSORBENTS SPOILAGE STORAGE PACKAGING CONTROLLED ATMOSPHERE PACKAGING TRANSPORT
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