Displays2go 18x24-Inch Poster Frame, Wall Mount, Lens included, Top Insert, Black Aluminum (WMFS1824BK) Slide-in design allows for effortless poster changes and updates - simply insert New graphics through the opening on 1 side of the frame. Displays an 18 x 24 graphic in either portrait or landscape orientation - standard-sized poster. Plastic overlay protects a sign from dust and fingerprints. Mounting Holes anchor the frame to a wall - no need to remove while updating signage.