Body Candy Steel Clear Heart Nipple Clicker Set of 2 Created with Swarovski Crystals 14 Gauge 5/8" Gauge size 14 gauge; 1.6 millimeter nipple clicker set 5/8 inch; 16 millimeter circular barbell diameter IP over 316L stainless steel ring Nipple rings feature heart shaped clear crystal accents Nipple body jewelry created with Swarovski crystals