This is a pair of butterfly stud earrings made from 925 sterling silver with rose gold plating. Material: Solid 925 sterling silver, stamped for authenticity. Finish: Rose gold plated. Stones: The earrings feature premium grade Cubic Zirconia (CZ) Style: Butterfly shape stud earrings with a high-polish finish. Closure: They use a secure push-back (butterfly) closure. Hypoallergenic: Sterling silver is generally considered hypoallergenic and nickel/lead-free. Handmade: They are handmade jewelry.