These sterling silver hoop sleeper earrings come in various sizes ranging from 6mm to 48mm. The hinged top fastening makes them easy to wear and comfortable. The earrings are made of 925 parts per 1000 pure sterling silver and are certified by the Birmingham Assay Office. They feature a classic hoop style and are nickel-free, making them safe to wear for sensitive lobes. These earrings can be worn as small or large nose rings or as ball studs.