<b> Watch video before buying, please note: This is a shader installed by Spider. Before purchasing, please confirm that your desk lamp has a harp, which can be equipped with spiders of this lampshade, denying that it will not be used, causing unnecessary trouble.</b><br> Top diameter:10 inch <br> Bottom diameter:12 inch <br> Tall:8 inch <br> Spider diameter:0.4 inch <br> Color:white (picture color) lampshades for table lamp table lamp lamp shades<br>