Brass Stud Earring Settings, Nickel Free, Antique BronzeSize: about 13mm in diameter, 12mm inner diameter, pin: 0.6mm.Eye-catching, unique, fashionable. All this in brass Ear Studs Settings! With simple and fresh style, it may win customers' favor. You couldn't miss the feature of affordable and decent. Just use your imagination to make your individual earring studs.