Thickness (at widest point): 4mm

It has a gecko cz gem threadless top and it comes in 3 different gauges with 3 different lengths

Inner Diameters Available (length): 5/16"(8mm)

Sizes Available: 2ga(6mm)

It has a Threadless Aqua Cubic Zirconia top

316L Surgical Steel Gold PVD Thick Moon Hinged Clicker Hoop Bar Thickness:16ga(1.2mm) Thickness (at widest point): 4mmPriced Per Piece This 316L Surgical Steel Thick Moon Hinged Clicker Hoop is perfect for septum or daith piercings. It features an easy hinged opening and a thicker outside with a 16ga inner wearable surface. A must have for your collection! Material: 316L Surgical Steel Plating: Gold PVD Gauge: 16ga(1. 2mm) Diameter's Available (Length): 5 16"(8mm), 3 8"(10mm) Thicker "Moon" Portion measures: 3mm for 8mm size, 3. 5 for 10mm size Easy Hinged Click