Door Knocker Belly Button Ring with CZ Gem DESCRIPTION This is a jeweled door knocker belly button ring with a 316L surgical steel shaft and a cubic zirconia jewel in your choice of light green dark green purple red or turquoise. The externally threaded top ball size is 5mm. This navel ring measures 14 gauge and 10mm- 3/8 of an inch. The entire piece is nickel free. SHIPPING AND RETURNS We are a U.S. based seller and all of our products are shipped from the United States. You can return any product within 30 days from purchase date.