316l Surgical Stainless Steel Nipple Barbell 14g 5/8 Inch with 2 Heart Locks Sold As a Pair 287 Sold as a pair, 2 316L Surgical Stainless Steel Nipple Barbell 14G 5/8 Inch 2 heart locks on each end that screw on, internal threads Durable and Hypoallergenic