Get the ultimate "eye" catching look with our Green Eyeball Stainless Steel Curved Barbell. Made with 316L stainless steel, this externally threaded barbell is sold individually and comes in a 16G size with a 5/16" (8mm) length and 4mm ball. Perfect for healed piercings, have fun with this unique choice for eyebrow, rook, or daith piercings.