Shaped like nautilus shells, these hoop earrings are cast in gold-plated brass. A sea-inspired addition to any ear stack. - 15 4/5 mm x 13 mm. - 99% recycled brass, 1% cubic zirconia. - Do Well: crafted from recycled factory scrap metals that may otherwise go to waste. - Huggie closure. - Nickel-safe. - Clean your jewelry after each wearing with a soft cloth. - Imported.