Designer: Ingo Maurer. Wo-Tum-Bu 2 floor lamp features an electronic transformer and continuously variable dimmer. Material(s): Paper, concrete, metal, stainless steel, plastic, glass-fiber shade Dimensions: 47.3"H X 5.5"W Lamp Type: halogen Bulbs: 1 X 50W 125V GY6.35 halogen bulb