MATERIAL: Made with surgical steel and brass. The actual plugs are made with surgical steel and the animal inlay with goldtone brass. Surgical steel is the industry standard metal for plugs/tunnels.
MEASUREMENTS: 7 sizes available. Gauge Sizes: 00 gauge(10mm)-1 Inch (25mm)
WHAT'S INCLUDED: 1 pair of tunnels(2pc) are included with your purchase. Pick your desired size.