Peniskäfig
Secure denial: stainless steel and leather lockable cages that prevent stimulation and hand over control. The device is simple; the dynamic around it — keyholding, timing, trust — is the real practice.
Browse chastity control for belts and locks, and female chastity belts for the matching design.
Start with the chastity basics and keyholding guide, and read the partner's perspective on male chastity before you begin.