Body Candy Steel Hollow Star Closure Daith Cartilage Tragus Earring 16 Gauge 3/8" Cartilage gauge: 16 gauge (1.2 millimeters) Length: 3/8 inch (10 millimeters) 316L stainless steel post Helix earring for your cartilage piercing cartilage earring can be used for tragus and multiple piercings