This simple bar stud is made with a 316L surgical grade stainless steel straight barbell with a flat back. It features a flat bar covered in tiny crystals. This stud will work beautifully in multiple cartilage piercings including the tragus, helix, conch, and more. Material - Surgical Steel / BrassPlating:Thickness: 1.2MM (16 Gauge)Length - 6MMSuitable for cartilage, tragus