A Captive Bead Ring (CBR), also known as a Ball Closure Ring (BCR) and a captive ring, is one of the most popular kinds of body jewelry because it can be used in so many ways.

It's not easy to come up with a piercing where captive ring cannot be worn. People buy captive rings (BCR, CBR) as:
- nipple piercing jewelry
- lip piercing jewelry
- eyebrow piercing jewelry
- nose piercing jewelry
and so on, including the private parts piercing.