These handy necklace extender chains are made from stainless steel and they can be used to make your existing necklaces a bit longer. They are available in three styles. A double lobster claw clasp extender, an adjustable spring ring chain with a heart charm at the end and an adjustable spring ring chain with a leaf at the end. All extenders add a maximum of 2 3/4 inches in length to a necklace. Choose your style from the drop down menu above.