A plurality of edges (106 110) of a transparent sheet (112) are adhered to a back (114) of a paper backing (116) to from a clear-front envelope (102). A support flap (104) is attached to the clear-front envelope (102) where the support flap (104) folds away from the clear-front envelope (102) at a fold line (126) and has an edge for resting a horizontal surface. A display item is secured between the paper backing (116) and the transparent sheet (112) and can be displayed in a landscape or portrait position. Postage indicia (1102) on the support flap (104) allows the display item to be mailed as a personalized postcard. Other indicia (1104) may further provide advertising or customize the display device (100).