Vintage Desk Frame By Alpadur Elegant octagonal shape Can stand horizontal or vertical Can use with or without the mat Silvertone metal, material unknown Vintage . Finish has tarnishing and spots. See pics for details Measures approx: Exterior: 6 1/2" h x 8 1/2 x 3/4" Holds about a 5x7" photo (without the mat) Mat opening is 3 1/2 x 4 3/8"