This statement bib necklace is created with 5 different chain strands including steel and aluminum, spike charms, a lock connected to a key charm with chain, a star charm and a clear rhinestone drop. The bib chain part measures about 11 inches long. Since it is adjustable, It can be worn as chocker or down longer. The back neck chain is an aluminum silver cable chain which is adjustable with lobster claw clasps on each end of the chain in the back. Please choose the length you want from 15 inches to 20 inches