The True Bell Lamp Shade is timeless and enduring. It gets its name from its shape, which resembles a classic ringing bell. Its narrow top flares outward to a wider bottom. Made of tailored silk-type shantung fabric with an off-white softback lining (black shades have gold softback lining) to create a warm, soft glow. This shade is made with a round clip attachment designed to clip onto round-shaped candelabra light bulbs. The True Bell 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. Additional Details ------------------------------ Product description: The True Bell Lamp Shade is timeless and enduring. It gets its name from its shape, which resembles a classic ringing bell. Its narrow top flares outward to a wider bottom. Made of tailored silk-type shantung fabric with an off-white softback lining (black shades have gold softback lining) to create a warm, soft glow. This shade is made with a round clip attachment designed to clip onto round-shaped candelabra light bulbs. The True Bell 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.