Update a table or floor lamp with this square fabric lampshade. Available in a range of colors, it is made from hand-painted cotton and has a simple, screw-on fitting. The diameter of the insert fitting for the lamp base is 40 mm and it also has an adapter ring attached to it for smaller lamp holders that can be removed by gently pushing it out of the gimble. Bulb needed is a small bayonet Edison screw Hand made High quality Fit both sizes of lamp holders it is an ES lamp holder with an adapter ring that will fit the smaller size. Maximum wattage is 60w but the smaller 9” is 40w.