No one wants to spend money on a piece of jewelry that may not fit, and is often times non-returnable. Some body piercings have standard sizes, and some leave you with options. Make sure you know what to choose.
Have no idea what you're doing?
We recommend asking a professional at a local shop, search Google Places here.
We also have printable guides available to help you find your size:
Gauge Sizes, Ball & Stone Diameters (jpg)
Measuring Body Jewelry (pdf)