This black enamel over sterling silver cat with glow-in-the-dark luminous eyes has a gorgeous pink cubic zirconia stone pendant of its own. What's the name of your black cat? Ours is Ziva and her eyes glow just as greenly as this charm's do. Materials: S925 stamped sterling silver, cubic zirconia stone and enamel This charm fits most major brands of bracelet and necklace.