Many people ask about the exact diameter of urethral toys that penis can take. For example, a reader asked can penis take a 13mm penis insert.
This shows that different people have different diameters that trouble them.
However, it is important to understand that there is no one, definitive rule about urethral toys and other “penis insert” toys as people call them.
Penis Insert Diameter
Urethral toys, also known as “penis inserts” come in many different sizes and diameters. The length of the toy is not the only thing that matters. On the contrary, the diameter of the toy is usually the first thing you need to worry about.