Omega Cobra is the process of spiralling Metal- This is based on a Vintage French design. This is a minimalist statement collar. With a Mega Fit. This fits round and tappers toward the back of the neck 3 " extender lobster claw closure. Steel heavily plated in high shine finish. This a tube made piece so it is light and flexible. This is very comfortable no hard edges. Lots of look. Definitely comfortable day and evening. Tubogas technique of wrapping gold to get a heavier but light and flexible feel. In fine metal work the material twisted by hand each spiral means the continuing of life and love. This carefully created by Italian fine Jewellers for centuries. Then made Chic by French Design Houses. Steel Waterproof Hypoallergenic