This Rainbow Captive Ring is crafted from high-quality 316L stainless steel and anodized to create a brilliantly vibrant rainbow sheen. Its white opalite bead adds a splash of contrast for a captivating effect. It is ideal for septum, cartilage, and nipple piercings with a size of 16G and 5/16-inch inner diameter 3mm ball size. Sold individually, you can buy two for a pair. For healed piercings.