This interlocking link chain necklace is the perfect subtle statement to any layer. The adjustable chain allows this necklace to be worn at varying lengths. 16" chain + 2" extender. Adjustable in 1 inch increments 16" - 18" Large link measures 3/8" by 5/16". Small link measures 1/4" by 3/16" Spring ring closure Available in 18k gold plated brass. Avoid contact with anything containing derivatives of alcohol