It is a line drawing made out of aluminum wire that looks like a wavy net floating in mid-air.
VOA: special.2009.05.06
In the late 19th Century, Johnstown was the nation's mightiest steel center - more prosperous than Pittsburgh - turning out steel rails and barbed wire.
VOA: standard.2010.04.26
In a "wire out" sale, a customer orders flowers to be delivered in another city.