This Mid Century Modern ceiling lamp shade is a vintage piece from the 1950s to 1960s. The round glass shade has a diamond rib pattern with a white and clear color combination. Measuring 6.5 inches in length, 6.5 inches in width, and 3.25 inches in height, it features a 5.75-inch fitter for easy installation on a ceiling lamp. This original piece is designed for indoor use and uses incandescent lighting technology, adding a touch of retro charm to any room.