Urethral sounding, often simply called "sounding" and sometimes "cock-stuffing," involves inserting a catheter or device made from glass or metal into the urethra, with the purpose of enhancing sexual ...
Urethral sounding is a form of sexual play that involves inserting a thin sex toy, known as a sound, into the urethra. Proponents of this sexual practice claim that it can help heighten pleasure and ...