They are rigid rings that lock for an appartment steel club. You stay bent over in an extremely vulnerable position with your ass available for use when you have a double rigid iron. Turn him on their part and bang that gap sideways.
17. Posture collar.
A position collar is more of an visual collar than a practical one, but being a submissive that has used a few, i could state a position collar allows you to feel extremely susceptible. If one thing has been done towards the human anatomy and then we detect feeling, we generally want to view it.
Whenever you’re kept from performing this (a position collar keeps you against dipping your chin or going your throat), you are feeling extremely helpless — and that’s the purpose.