Product size is adjustable. product size: diameter: 35 cm case height: 36 cm height: 90 cm it is made of metal plastered case. it is coated with electrostatic powder paint. it creates a modern look in your homes and offices. you can contact us for bulk purchases, we can produce in the quantity you want. color: chrome material: metal the bulb is not included in our product. maintenance / cleaning suggestion: it can be wiped with a damp micro fiber cloth. a yellow bulb is used in the product image. you can choose a white yellow or daylight bulb according to your preference. the bulb is not included in the price! Improved version for clearer understanding and better search visibility. Suitable for users seeking detailed and reliable product information.