"It's called Joni's Butterfly, " she said, explaining how the straps went around a woman's hips and held the vibrating nub snug against the outer folds of the vagina."It's called Joni's Butterfly, " she said, explaining how the straps went around a woman's hips and held the vibrating nub snug against the outer folds of the vagina. It didn't penetrate at all; it wasn't designed to. "That's why the woman who invented it called it a Butterfly. The sensation is like a butterfly lightly brushing its wings against you. The straps hold it in place, leaving your hands totally free. " She went on to describe how the device could be worn undetected beneath ordinary clothing. My mind was racing with the possibilities. A gentle, feminine vibrator that could continually arouse me even when I was out in public, and so discreetly designed that no one could tell I was wearing it. |