11" across the top x 18" across the bottom x 12" on the slant x 11 1/2" high. Knife pleated lamp shade offers classic style. Unlined inside. Empire shape has a wide bottom and narrower top. Brass finish spider fitter. From the Springcrest Collection lamp shade brand. The correct size harp and a finial are included free with this shade. This ivory shade is the perfect touch to round out any decor. Knife pleated. Empire shape. Spider fitter. The correct size harp is included free with this shade. From the Springcrest Collection lamp shade brand.