Leviton combination wallplates come in a variety of configurations and gangs and are available in a broad selection of materials including, aluminum, brass, stainless steel and plastic and in an assortment of colors. If you have a unique application, Leviton can also customize a wallplate for a specific job. Round on edges to prevent injury and wall damage Resistant to corrosive effects of sunlight and moisture Deluxe stainless steel is non-magnetic-type 302, 0.032 in THK Brass is 70/30 alloy 260, 0.042 in THK Aluminum is 3004 alloy, 0.04 in THK