Luxurious Oval Croissant Hoops, crafted with 18K PVD plating over high-end stainless steel and 100% nickel and lead free, hypoallergenic, anti-tarnish and waterproof, are a must-have for the stylish jewelry lover! Material: Stainless Steel (Gold-Plated) Inner diameter: 11 mm Outer diameter: 24 mm Thickness: 10 mm Height: 35 mm Weight: 5 g