This threadless end will fit into any 16/18g threadless post, which can be purchased online or at your local piercing. This starburst is perfect for a conch, lobe, or flat piercing. Simple but super cute, 14k gold piece that will last forever. See website below for more information and pictures. https://starfirebodyjewelry.com/products/maya-jewelry-threadless-sparkle-motion-end-in-gold?_pos=106&_sid=b5dcc0424&_ss=r&_fid=3638d89a1&variant=39888367288433