This Crystal Chandelier, Can be used for Residential and commercial purposes such as, Dinning Room Lighting, Living Room Lighting, foyer Lighting, Restaurant Lighting and more. Crystals are 70% and 30% Lead. The lead, is what gives it the colorful rainbow shine to the Crystal. The Frame is made out of steel, and dipped three times in whatever color plate, so the color wont tarnish within generations. Every Chandelier is Handcrafted, made with pride by our Manufacture specialists. Located in Jersey City, NJ. Contact one of or specialist if you have any questions regarding the Chandelier or interested in a Custom Made Chandelier.