To easily exchange and clean commodity samples on a hinge side even in the case of installing an automatic vending machine in a narrow place.

In this display device, vertically parallel groove parts 10a and 10b facing each other are provided on the front surface of an inner door 4, outward bent parts in a vertical direction are respectively provided on both sides of the opening part of a display base 6a whose cross section is U-shaped and the bent parts are attached and detached to/from the vertically parallel groove parts 10a and 10b facing each other of the inner door 4 from a side face.