B = Diameter / Circumference at base
Regular – Round Shape
Medium – Ovalised shape use circumference for size*
Tall – Ovalised shape use circumference for size *
Grande – Ovalised shape use circumference for size*
* The oval shape is to reduce the profile so that it less noticeable under your clothing
C = Cage to Base Ring Spacing – There are three space sizes 7mm – 9/32″, 10mm – 7/16″, 13mm -1/2″
Read: What Gap Size Is Best For You
Base Ring Thickness = Single Base Ring – 8mm – 5/16″ Double Base Ring = 16mm – 5/8″
Read: Smaller Ring in not always good for you and your body
Total Length = depending what you are wanting but for 24/7/365 – a little wriggle room adds to the daily wear comfort – you do not want the tip to be rubbing the end as this will lead to abrasion and irritation.
If you required a different size. Order a Custom Made Cage.
Checkout – How to Measure Guide