This star design navel ring has a 316L high grade surgical steel shaft and surgical steel hanging unique star design with jewel in your choice of clear, light blue, dark blue, green, purple, red, or pink . This belly ring is 14 gauge and the length is 10mm-3/8 of an inch. The externally threaded top bead size is 5mm and the bottom is 8mm. Entire piece is nickel free.