- A social and sexual fraternity for men who engage in BDSM.
- The longest-standing gay male BDSM Association in the western USA.
- Active in the San Francisco BDSM community with play parties, an annual run (Boot Camp), social events and charitable fund raising.
- Premier BDSM Players who mentor by example.
- Safe, Sane and Consensual.
- A volunteer Association with over 175 members, coordinated by a Fraternal Committee.
- Open to members and invited guests with a government-issued male ID who are at least 18 years of age.