This Melinda Maria chain necklace is 18" and New but is not extendable, missing Extender or Rings or both! It's the Icons 18" gold plated ball chain. Missing the extender chain, and/or rings to extend. The perfect chain to layer and showcase your Melinda Maria charms. Feel free to ask questions and please see the pictures for details and measurements. Including a stock photo and manufacturers description. NEW but missing the Extender chain and/or rings. See Pictures! Multi Quantity listing you will receive one chain, it will not be extendable. This new chain will ship in a resealable bag and may tangle during shipment. Thanks!