Small crosses measure 7mm x 5mm and hang from a .925 sterling silver kidney ear wire with security latch. Crystal rhinestones are set with a solid backing of .925 sterling silver. ABOUT Swarovski(R) CRYSTAL PASSIONS BRAND: The Swarovski Crystal Passions brand represents Swarovski crystal beads and components for jewelry. Swarovski, the world's leading producer of precision-cut crystal beads and components, create the finest crystals in the world with diamond-like sparkle! You can easily recognize genuine Swarovski(R) crystal products when you see the Crystal Passions(R) name.