An image-holder article usable as postcard, that can be sent by mail but that can also be used to display the image incorporated therein, and mailable in standard ways is effectively usable as postcard, allows display of the image on a surface that remains flat, comprising: a first flat sheet-like support (2), with an image being reproduced thereon, comprising side flaps (3) delimited by the edge thereof and by fold lines (5), so that said flaps are foldable and may adopt a folded configuration with respect to the first sheet-like support and an extended configuration, forming an uniform plane with the first sheet-like support; a second flat sheet-like support (6) made of a substantially flexible material, so as to be reversibly flexed assuming a cambered position, and having an extension such that, if inserted between said flaps (3) in a folded configuration with its edges resting on said fold lines, it adopts said cambered position and determines, in cooperation with said first sheet-like support (2), a resting base allowing the display of said image.