Value Pack: 1pcs emerald cz white pearl flower helix cartilage conch earring stud with flat back. Normal Size: Bar Thickness: 16 Gauge(1.2mm); Bar Length: 8mm; Material: Made with 316L stainless steel back, high quality PVD plated. Style: Threadless top, easy to pop in. Piercing Location:Suit for helix, cartilage, conch, lip labret piercing. 16G Helix Cartilage Conch Piercing Jewelry Emerald cz white Pearl Flower Flatback conch Earring Stud Stainless Steel Gold Threadless cartilage Stud Push Pin 8mm