This is an original Halston Elsa Peretti designed Glass Perfume Bottle which has been turned into a beautiful necklace…The perfume inside the bottle is the original Halston perfume …The neck of the bottle has been wrapped in twisted Sterling Silver wire through which a black leather cord has been attached…. Since it’s on a cord that is simply knotted in the back you can adjust it to any length you’d like by undoing the knotted back and wearing it at various lengths… A beautiful necklace and a unique piece of vintage jewelry that you’ll reach for over and over again,and get many compliments when wearing….. Please view my other items and as always thanks for looking!