The Square Cut Corner Lamp Shade features clean lines and soft curves. The dimensions of this shade work best with smaller, more narrow lamp bases. With a variety of fabrics and color options, it is versatile enough for use in traditional, transitional and modern homes. The Square Cut Corner Lamp Shade is part of the Royal Designs, Inc. Timeless™ Basic Shade Collection. Royal Designs has been in the lamp shade business since 1993 with our multiple shade lines that exemplify handcrafted quality and value. Height is measured by slant height from top to bottom of the lampshades"™ front face. Measurements listed as (TOP x BOTTOM x HEIGHT). Please measure your existing shade--a replacement harp may be needed for a proper fit or additional adjustment if changing height of shade.-Shade Dimensions: 8 x 12 x 11.5 (Top x Bottom x Height)-Shape: Square Cut Corner-Fabric: Hand Tailored Silk-Type Shantung 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