The Onion design was used as an oil or candle lamp in ship's passageways and holds. The Onion sends light all around and down to light steps, walks and landscape. Three feet of brass plated chain and a handmade escutchteon is included. Please see The Onion and The Optic Onion for different glass. Photo shows Seeded Onion Wall, please check the Onion Wall for configuration! For help please call us at 800-606-1612.