WishMe Noctilucent Pendant Glow in the Dark Necklace Punk Style Cross Pattern Material: Alloy White Gold Plated Pendant Size: 3.3 cm (1.3"), Chain Length: 60 cm (23.6") Noctilucent Necklace Is Funny Design. To avoid tarnish, limit exposure to water, perfume, or body cream. This Lovely Necklace Is Not Only A Perfect Gift But A Wonderful Decoration for Friends or Yourself.