2 1/4" Ceiling Fan Glass - Bell shape - Swirled Marble. Bell shape - Swirled Marble Ceiling Fan Glass Shade. Fits most standard ceiling fan light kits that have a 2 1/4" diameter fitter that holds the glass in place with thumb screws. (set of 4)... - 2 1/4" Ceiling Fan Glass - Bell shape - Swirled Marble.