Slave Peter booked a session with Mistress Beatrice. “Can you play with me Mistress, do you have sounds Mistress? ” “Let me think slave, maybe I have a solution for you”
Sounds and CBT are part of a very nice playtime by Mistress Beatrice.
Urethral sounding is the medical use of probes called sounds to increase the inner diameter of the urethra and to locate obstructions in it. Sounds are also used to stretch the urethra in order to receive genital piercing.  Urethral sounding and urethral play are also used to refer to this practice in a sexual context.
Mistress Beatrice is experienced with sounds