A metallically gross layer decorative molded article for use in the beam path of a radar device has a luxurious metallic design similar to the color tone of a chrome plating and the like, does not hinder the transmission of radio wave, and has excellent adhesion with a substrate. The metallically gross layer decorative molded article includes a substrate comprised of a transparent resin layer, a tin and/or tin alloy layer provided on a back surface of the substrate, and a design paint layer provided on a back surface of the tin and/or tin alloy layer.