Royal Designs Modified Bell Lamp Shade, Linen White, 11 x 18 x 13.5 Shade Dimensions: 11 x 18 x 13.5 (Top x Bottom x Height) Shape: Modified Bell Fabric: Hand Tailored Linen Fabric, Premium Off-White Softback Lining Washer: Standard (0.5 inch recess) brass-finish spider fitter w/ trademark stamping. (Shades with 9+ top diameter have a V-Notch fitter for use with a 6 or 8 reflector bowl) Frame: Heavy grade 1.5mm rust resistant metal frame. Thicker than typical standard lamp shades