Fashion Jewelry ~Princess Ariel Little Mermaid Glass Dome Cabochon Necklace Set of 5 (14122702) Princess Ariel little Mermaid Pendant Necklace Pendant size : 36x28MM Neclace Length: 18 INCH Materials : Zinc alloy Glass Glass dome size is 1" inch, chain length is 18" inches long. Art print is sealed under a smooth glass cover.