Yo-Yo is a collection of lamps designed by the designers Kristian Sofus Hansen and Tommy Hyldahl and produced by the famous brand Norr11. The Yo-Yo collection features two pendant lamps, as well as a table and floor lamp. Collection made in iron. Lampshade in white opal glass. Inspired by the concentric shapes of a Yo-Yo, the Yo-Yo lamps are characterized by two circular opal glass shades placed opposite each other creating different layers to obscure the light source. A single layer glass ensures a bright illumination of the ceiling, while a double layer glass creates a warm and inviting atmosphere below the lamp. The translucent lampshades is elegantly mounted in an industrial metal fixture. The Yo-Yo collection features two pendant lamps, as well as a table and floor lamp. The YO-YO Floor lamp require a small sized E27 bulb. Norr11 recommend Philips Krone LED pære E27 Mat - 4,3W Light source: Cable length: 220 cmSocket: E27 LED 25W maxCord type: Black fabric Plug: Included Light bulb: Not included Dimmer: Dimmer switch on the cable included Insulation class: 1 IP rating: IP20 Recommended bulb: Philips Krone LED pære E27 Mat - 4,3W