Snap-In Captive Bead Ring / Septum Ring Teal Blue Enamel On The Whale Versatile Jewelry Can Be Worn As Captive Bead Ring, Septum Jewelry, Cartilage Earring Easy Snap-In Jewelry Ring Thickness : 16Ga | 1.2Mm Ring Diameter : 3/8" | 10Mm Whale Size : 7 X 6Mm Material : 316L Stainless Steel, Zinc Alloy, Enamel