Anything related to penis pumps.
The underlying idea is forced masturbation and forced erections (think bondage and self-bondage, not cock embiggening 😉 )
There are separate threads for:
Masturbators
Vibrators
The underlying idea is forced masturbation and forced erections (think bondage and self-bondage, not cock embiggening 😉 )
There are separate threads for:
Masturbators
Vibrators