Bell glass shade in alabaster. The glass measures 6-inches on the bottom by 5-1/4-inches in height with a fitter opening of 1-5/8. This replacement glass shade is meant to be installed on fixtures with a medium base socket. A socket ring is required if installed facing down. If installed facing up a socket ring may not be required. Offering unique collections from a consortium of designers, Design Classics features more than elegantly styled yet affordable priced items; many of which are exclusive, signature designs. As a direct importer, the company provides the most competitive pricing without compromising quality or innovation. Hallmarks of Design Classic products include Energy Star-rated fixtures and the patented Clever Lever SwitchTM. Design Classics is an exclusive line of Destination Lighting. DL # 422054.