Black Butterfly Stainless Steel Belly Button Navel Ring Body Part:  Navel. Jewel Colors:  Clear Crystals. Bar & Ball:  316L Surgical Stainless Steel. Charm Part:  316L Surgical Stainless Steel. Charm Size:  17mm square. Barbell Size:  14G - 3/8" - 5mm (1.6mm x 10mm). Price: $12.99 Qty: