20x40 - 20 x 40 Walnut Flat Solid Wood Frame with UV Framer's Acrylic & Foam Board Backing - Great For a Photo, Poster, Painting, Document, or Mirror This frame will hold a 20x40 photo, poster, mirror, painting, or document. Solid Wood Frame with Glued & V-Nailed Corners - 100% Satisfaction Guaranteed! UV Resistant Framer's Acrylic and Foam Board Backing Included. Frame Width is 1 inch. Please email us with any questions. Hanging harware Included.