These extra large oversized switch plates are made of thick stamped steel that is painted with a highly durable paint that will hold up to everyday use. These switch plates are painted in a beautiful matte black finish that would be a perfect accents to any room or you can paint them to match the walls in the room. This 4 gang switch plate will accommodate 4 GFCI electrical outlets and/or rocker style light switches and rocker opening devices. Plate measure 5 1/2" by 9 1/2". Mounting screws included.