Exclusively by Lamp Shade Pro - Dirk Van Erp Antique Copper Bronze Mica Lamp Shade Art Deco Rustic Vintage Primitive Industrial Mission 18.5" W Genuine natural mica mineral is mined from the earth, formed & hand crafted into this dramatic lampshade Fine quality Arts Crafts mica lighting of old world design in the authentic vintage iconic Art Deco style Stunning riveted metal frame has interesting antique copper bronze finish metal for lasting beauty Size= 3"x18.5"x11" (Top x Bottom x Side), Perfect for average - large size areas Standard fitter hole 7/16" wide fits on any harp or shade holder, brand new shade made of genuine mica