The Tatou F Floor Lamp from Flos lighting is composed of an external polycarbonate diffuser with an injected printed opal polycarbonate internal diffuser. It is available in a black, white or bronze finish. The lamp was designed by the well known designer Patricia Urquiola.
Source:
http://www.lightpublic.com/lighting-products/the-tatou-f-floor-lamp-from-flos-lighting/