Cast in shiny, plated brass, these stud earrings are inspired by nature with their droplet shape. - 13 9/10 mm x 24 2/5 mm. - 95% recycled brass, 4% titanium, 1% cubic zirconia. - Do Well: crafted from recycled factory scrap metals that may otherwise go to waste. - Hypoallergenic titanium posts. - Nickel-safe. - Clean your jewelry after each wearing with a soft cloth. - Imported.