Royal Designs Square Sharp Corner Basic Lamp Shade, Linen White, 6 x 16 x 12.5 Shade Dimensions: 6 x 16 x 12.5 (Top x Bottom x Height) Shape: Square Sharp Corner Fabric: Hand Tailored Linen Fabric, Premium Off-White Softback Lining Washer: Standard (0.5 inch recess) brass-finish spider fitter w/ trademark stamping. This shade fits using lamps with 6 in, 8 in, 10 in glass reflector/diffuser bowls Frame: Heavy grade 1.5mm rust resistant metal frame. Thicker than typical standard lamp shades.