This fun preppy coastal image will look great in your home! The image is printed on 12 mil 215 GSM matte 100% acid and lignin free matte paper and framed in a lightweight white engineered wood frame with a white mat and plexiglass front. Mounting hardware included. - Frame dimensions: outside 13 1/8" x 13 1/8", inside 12" x 12" - Dimensions of mat opening: 8" x 8"