✅️ COMFORTABLE SIZE -- 9mm Cartilage Earring / 9mm Hoop Earrings: 16gauge (thickness: 1.2mm), inner diameter 9mm. Please check inner diameter carefully. Select most suitable size for yourself. ✅️ 316L SURGICAL STEEL – Made of 316L Surgical Steel, and High Polished Smooth Surface, Comfortable to Wear, High Resistance to Rust and Corrosion, More importantly, It Is Hypoallergenic. ✅️ EASY TO OPEN AND CLOSE -- We use the latest production process to strictly control the quality. Hinge will be very easy to open/close a click closure by hand, Not require a tool. ✅️ SUITABLE FOR -- Sold by a pair. It can be used as nose rings hoop, septum jewelry - septum ring / septum clicker, lip rings, helix earrings, cartilage earring, rook earrings, conch piercing earrings, ear lobe earrings hoop. ✅️ QUALITY ASSURANCE -- If you have any questions, please contact us. We will make sure reply you in with 24 hours, and give you the solutions as well. These hoops are made of 316l surgical stainless steel, and high polished. The 316l steel is the most basic metal used in body jewelry, because it’s hypoallergenic, affordable and is a safe metal for healing from a fresh nose piercing. It can be used as nose rings hoop (big for skinny nose), septum jewelry - septum ring / septum clicker, lip rings, helix earrings, cartilage earring, rook earrings, conch piercing earrings, ear lobe earrings hoop.