Brass, aluminum, and steel table lamp Handblown opal white threelayer glass lampshade, 17.9"Dia. Poul Henningsen designed the threeshade system during 1925/1926. The fixture is designed based on the principle of a reflective threeshade system, which directs the majority of the light downwards. The shades are made of metal and painted white to ensure a diffused, comfortable light distribution. Cord length: 8 ft. UL listed Uses one 100watt bulb Inline on/off dimmable switch 1120"W x 2125"T Weight, 7.0lbs Made in Denmark Boxed weight, approximately 9.5lbs