1. 3PCS Nose Hoop Rrings and 6PCS Flat Back Stud Earrings 2. Upgraded Internal Thread Earrings: Extra long thread pin, much easier to locate and screw in 3. Hypoallegenic and Lightweight: Made of 316L Surgical Steel with sparkling AAAAA+ cubic zirconia, no nickel and lead, smooth polished surface, comefortable to wear 4. Multiple Uses: Multiple used as nose piercing jewelry, cartilage earrings, conch helix piercing jewelry, lip rings, labret jewelry, medusa piercing jewelry, tragus piercing jewelry