3-Gang 2-Toggle 1-Decora/GFCI Device Combination Wallplate, Midway Size, Thermoplastic Nylon, Device Mount. Brown 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.