These heavenly hoop-dangles are created from authentic, vintage pearls and recycled chain metal. Each earring weighs 16 grams (~0.56 ounces), and should be worn in fully healed, aged piercings. The lever-back closure is made with plated brass and is both hypoallergenic and tarnish resistant. •Jewelry Care• -Water will not damage the product, but it may cause the shine and quality to dull with time. Therefore, please remove jewelry before swimming, showering, cleanings, or conduct physical activity. -Avoid chemical jewelry cleaners on this product. Instead, use a polishing cloth to gently buff the product to a shine. -Store product in a cool, dry, and dark area.