304 Stainless Steel Stud Earrings, Hypoallergenic Earrings, Textured, Butterfly, GoldenSize: about 10mm long, 12mm wide, 3.5mm thick, pin: 0.8mm.Hypoallergenic Earrings: Made of Stainless Steel, our earrings are nickel free, which are gentle to skin. These earrings are ideal for sensitive ears.