Wood & Glass Vintage Bulb Illumination Warmer A simple, minimalistic take on our popular Vintage Bulb style. A glass casing atop a wooden base allow the exposed filament bulb to be the focal point of this modern home décor piece. * Illumination Fragrance Warmers use a vintage style bulb to warm wax melts in the dish, releasing their fragrance. Uses NP3 warming bulb (included). * Wax products from Candle Warmers Etc. are 100% soy wax that holds more fragrance and lasts longer compared to scented gels, oils, or sprays. * The soft glow of the bulb creates the ambiance and fragrance of a lit candle, without flame, soot, or other pollutants.