pegsfur
when you exercise your pelvic area, nobody can detect. you can do it almost anywhere - while in the train, watch TV, etc. you just 'tighten' and relax your pelvic area. the feeling is like when you are urgent and need to go toilet but no toilet in sight, so you ren3. same. but this time round, you are doing it to exercise the pelvic area.
correct, smurfy?