The letters O h ! may not appear obvious to the viewer on first sight as only their shadows are present.
When viewing from a distance some see arabic-like shapes and take a little while to work out that the painting says Oh!
The shadows are hand cut, painted in black and glued to the white background. Shadow letters are in mdf, mounted on board and painted using household paint.
The frame is wood and is painted black. Measures 67cm wide x 47cm height, see more details here