Royal Designs True Bell Lamp Shade, White, 3.5 x 6 x 6.25, Round Clip Shade Dimensions: 3.5 x 6 x 6.25 (top x bottom x height) Shape: true bell Fabric: hand tailored silk-type shantung fabric, premium off-white softback lining Fitter: round clip (rc) fitter designed to fit over a standard Edison bulb base suggested maximum wattage is 60-Watt bulb Frame: heavy Grade 1.5Mm rust resistant metal Frame. Thicker than typical standard lamp Shades