Onyx Dual Open Ended Penis Trainer By Doc Johnson Colour:Black Medical-grade materials: Body-safe silicone and

Medical-grade materials: Body-safe silicone and ABS plastic

The spandex blend maintains its shape under tension

and the waterproof rating opens possibilities for water-based scenes or cleanup without concern

easily pocketable Power and intensity 35W motor

Onyx Dual Open Ended Penis Trainer By Doc Johnson Colour:Black Medical-grade materials: Body-safe silicone andTraining a submissive demands tools that deliver consistent, controlled stimulation over extended sessions. The Doc Johnson Onyx Dual Open Ended Penis Trainer combines vibration intensity with psychological conditioning, making it essential for dominants implementing performance based protocols and submissives building endurance. At a glance Design: Dual open ended vibrating stroker with compact ergonomic form Material: Premium jelly soft TPE sleeve,