1. This is a Tiffany style lampshade. It is made of colored glass and will never fade. 2. Charming colors and soft light, suitable for table lamps, chandeliers, floor lamps, ceiling lamps. It will create a comfortable and pleasant light and a warm feeling at home when spending time with family, and it will look particularly dazzling in any room of the house. The decorative effect is very good. 4. Tip: Install the bulb first, then the lampshade. The bulb is very narrow, making it difficult to reach in and tighten it after installation. The glass piece fits neatly into the lamp holder, making it easy to install. 3.Dimensions: Lampshade width 16 inches (40 cm), hole diameter: 1 cm. 5. Note: The lampshade has been protected with mineral oil, please use a soft dry cloth to wipe off excess oil., Manufacturer: ZOCWJK