【MATERIALS】: Stainless Steel, Surgical, Hypoallergenic, Nickel & Lead Free. Extremely Durable, Will Not Rust or Tarnish. It Looks Like Expensive Jewelry, Has a Nice Weight To It, Not Hollow, Nicely Polished and Has a Beautiful Shine.
【 PRODUCT SIZE 】: Pin Diameter : 18G = 1mm/0.039″ (approx.); about 9x10mm/0.35*0.39″ for The Inside Circle, 13mmx13mm/0.51*0.51″ for The Outside Circle.
【 COLORS 】: Black, Gold, Silver, Blue, Rainbow Color, 1 Pair for Each Color. And You Can Choose The Color According To Your Interest Every Day or Use It on Your Ear Together.