This product is a miniature clear glass oil lamp chimney, measuring 1 1/8" in diameter at the base and 4 1/2" in height. Made of glass and designed in a globe shape, this vintage lamp shade is compatible with oil lamps and is in new old stock condition. The item is not a modified version and features a bulbous section with a diameter of 1.60 inches. Perfect for collectors of lamps, lighting, and vintage decor.