Exclusively at Spencer's Includes: 4 Barbells Piercing type: Rook Material: 316L surgical steel Gauge: 16 Gauge Length: 5/16" Stone type: Crystal Stone color: Clear External thread closure Jewelry care: Clean with antibacterial soap and warm water Piercing care: Clean with H2Ocean Aftercare Spray (sold separately) or saline solution Imported Note: Do not use any harsh, alcohol-based chemicals as this may cause tarnishing Note: Do not over-thread or apply excess pressure when adding/removing beads as breakage could occur Wear in healed piercings only. If irritation occurs, remove immediately Surgical steel may contain trace amounts of nickel This is a decorative