BERRICLE Rhodium Plated Sterling Silver Cubic Zirconia CZ Spike Fashion Ear Crawlers METAL: rhodium plated .925 sterling silver, stamped 925, high polished finish, nickel free. PREMIUM QUALITY STONE: Main Stone: 0.14 carat round cut black cubic zirconia (1mm) MEASUREMENTS: 0.8 inch in length, 0.3 inch in width, ear wire TIP: Gently squeeze the pin to tighten the earrings, so it will stay securely on your ear. STYLE: These spike ear crawlers have a lot of edge as well an unexpected glam side of dark glitz. GIFTING: Comes with FREE BERRICLE signature jewelry box and is ready for gifting