There are endless possibilities with these sterling silver cubic zirconia earrings. The three sizes give you various options and styles.Finish: Sterling silverDiameter: 3MM, 4MM, 5MMShape: RoundSetting: 4 prongClosure: Post backPack Size: 3Material: Cubic zirconia, sterling silver Style Number: 88005 - Claire's Sterling Silver Cubic Zirconia Round Stud Earrings - 3MM, 4MM, 5MM