What kind of equipment do dominatrix JOI mistresses use during sessions? When it comes to the world of BDSM, there are plenty of different roles and practices that can be explored. One increasingly popular element of this community involves JOI mistresses. These are professional dominatrixes who specialize in providing jerk off instruction, or JOI, to … Continue reading What kind of equipment do dominatrix JOI mistresses use during sessions?