This is an antique bronze necklace featuring a bronze descending gear design. Made with alloy based findings and fastens with an alloy based lobster clasp. The necklace length is 20"-22" including a 2" extender chain allowing you to adjust the necklace length. Custom lengths are also accepted, simply leave your desired length in the "Note to seller" part of checkout. The bird skull charm measures approx. 2" in length.