The Filmtools 18″ White China Ball, aka China Ball or Chinese paper lantern, has metal ribs. Perfect for creating natural soft light and pleasant skin tones. Lanterns ship in a separate box from other items in your order. Use a maximum strength bulb of 100 watts. Bulb and socket assembly are not included. Photo #3 shows the 85 watt fluorescent globe for scale purposes Socket required. Although standard household bulbs can be used, Filmtools suggests using bulbs made for photographywhen using these lanterns for film and video.\rFilmtools China Ball Globe Guide:12″- 60W18″- 100W24″- 150W30″- 250W\rFilmtools China Balls are designed to allow heat to escape through the top and therefore are not compatible with the Lantern Lock, system which employees the use of paper lanterns that have an opening of 5\