Snap-In Captive Bead Ring / Septum Ring Heart Shaped Synthetic Opal Versatile Jewelry Can Be Worn As Captive Bead Ring, Septum, And Cartilage Earring Ring Opener & Closer Might Be Required Ring Thickness : 16Ga | 1.2Mm Ring Diameter : 3/8" | 10Mm Heart Size : 6 X 6Mm Material : 316L Stainless Steel, Zinc Alloy, Synthetic Opal