Frame your pictures or artwork between two panels of acrylic that are mounted with standoffs one to two inches off of the wall. The full acrylic frame is 16x22 and is ideal for pictures up to 12x18. You can easily update your picture by unscrewing the caps of the standoff mounts and removing the top layer of acrylic. Comes in multiple sizes for pictures from 4x6 up to 24x36 and with 5 different standoff color options.