This is a dangling butterfly navel ring with your choice of light blue, dark blue, green, purple, red or pink cubic zirconia jewels. Fabricated with a 316L surgical steel shaft and rhodium plated dangler. 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.