This contemporary and stylish circular drum lamp shade is made from high-quality grey cotton with a unique shiny silver paper inner that creates a stunning effect when a light bulb is switched on. The product dimensions are: Height - 18cm, Top diameter - 25cm, Bottom diameter - 25cm. The maximum wattage allowed is 60w. It features a reversible gimbal, allowing for use with both table lamps and pendant ceiling roses. Please note that only one shade is included; the double shade illustration is to show how the shade can be used. The shade is complete with a shade reducer ring, making it compatible with most lamp bases - B22/BC, E14/SES, and E27/ES. Light bulb not included.