STYLE: These chunky, twisted rope hoop earrings are 15mm (0.6″) in diameter and 5mm wide; C-hoop shape with butterfly earring backs; perfect on its own or with your favorite Amazon Essentials jewelry. MATERIAL: 14K gold over brass DETAILS: Hypoallergenic, nickel and lead free. CARE: Plated with anti-tarnish coating; store in a cool, dry place in its own container or compartment; limit exposure to extreme temperatures, perfume, and household cleaning products.