This Heartbeat Paw Necklace is so beautiful. Length including connector charm is 18.5" plus a 2" ext making total possible length 20.5". The heartbeat charm is 1 1/3" wide and 1/2" tall. It is made of lead free, nickel free zinc alloyalloy and comes in Silver Plated or Rose Gold plated. Please select which you prefer. This necklace can have many meanings. How your heart is attached to your pet...Or to show how strong the bond is between you and your pet...Or if your pet sadly passed away, that your pet is always connected to your heart. Great for any pet lover!