A wheel cover assembly which includes a generally flat, circular wheel cover portion, an attachment assembly, and a manually releasable fastener selectively connecting the wheel cover portion to the attachment assembly, the wheel cover being predominately made from flexible laminar materials, the wheel cover portion comprising a mostly transparent window affixed to the manually releasable fastener, the window having an inwardly facing face which includes a flap for retaining a display card on the inside surface of the window.