PiercingJ 2pcs 00G-3/4 Stainless Steel Screw Tunnel Plug Clear Acrylic Cap w/Crystal Ear Stretcher, Golden Material:Stainless Steel + Acrylic + Czech Crystals Unique Locket Tunnel Design. Beatiful Colorful Crystals Inside the Tunnel Increase Vatilaty. You Can Also Put Other Stuff Inside. Or If You Prefer Tunnel Clear, Put Nothing In It. Gauge: 1/2"=12mm Package Included: 2pcs tunnel plug with the czech crystals