Formed metal with a stained glass transluscent backing for light to shine through, lighting up the cut-out silouette. The light also illuminates the wall above and below the light. It is a beautiful lighting effect. These are for interior or exterior use and they use UL approved components rated for a 150 watt bulb. (Bulb not included) 10″W X 12″H X 5″D Note: This is a hardwired fixture to be installed by a qualified electrician.