Largest selection of Mirror Decorative Light Switch Plates - Outlet Covers found anywhere...period. Who knew mirrors could come in so many colors? These crystal-clear switch plates are a perfect way to add more light and of the rainbow into your living space. Each of these pieces is pure glass, so it has a much fuller shine than cheap, plastic imitations. With so many shades to choose from, you'll be sure to find one, or even several, that can make your home feel brighter and more fun.