Find plugs & tunnels by size 16 Gauge up to 50mm. Plug size is a crucial component of buying new body jewelry. Available from size 16 gauge to over 2 inches, UBJ carries specialty body jewelry for every occasion and style. Peruse the icons below to filter products by your size and see what jewelry is currently available to ship. Our handy sorting tool lets you choose from options like color, material, shape, flare and price to shrink your results so you find exactly what you came for. Simplifying your shopping experience is a priority at UBJ, whether you’re looking for your current jewelry size or your next size up. Select the specific jewelry that you can’t live without and get ready to look your best!