Sterling Silver Cubic Zirconia Journey Earrings - in Sterling Silver - Product Attributes: - Cubic Zirconia - Post Earrings - Width of Item: 10 mm - Length of Item: 26 mm - Earring Closure: Post & Push Back - Earring Type: Drop & Dangle - Finish: Polished Polished ; Post Earrings - All of our jewelry for women and men are authenticated with a 10K or 14K hallmark and are tested to pass FTC regulations. ::: [ Potential Enhancement Methods: cubic zirconia ] - Synthetic. Some are covered with a product that makes the stone more durable. ::: [ Care and Handling: cubic zirconia ] - Clean with warm soapy water and a soft cloth. :::