Gold Skull Stainless Steel Tunnels - Screw on Tunnel (Pair) - PSS68 brown 20mm = (13/16") - Length

20mm = (13/16") - Length = 3

So if you are used to 00 gauge single flare plug you would also purchase the 00 gauge rose quartz double flared plug

16mm (5/8 inch):  width:12mm - length:19mm

These tunnels are available from 8mm - 25mm

5mm(4g):     width:5mm - length:7mm

Gold Skull Stainless Steel Tunnels - Screw on Tunnel (Pair) - PSS68 brown 20mm = (13/16") - LengthGold Skull Tunnels These stainless steel golden skull tunnels are screw on tunnels and currently available in these sizes. Diameters available 8 mm = 0 gauge 10 mm = 00 gauge 12 mm = 15 32" 14 mm = 9 16" 16 mm = 5 8" 19 mm = 3 4" 22 mm = 7 8" 25 mm = 1" Made from Stainless Steel All shipments come from Orlando, FL. *Please note that all earrings are individually hand carved with love and passion. There is typically a slight difference between the two