Train, tone and tighten your vagina and enjoy days of fun with the Pretty Love Vibrating Kegel Balls with 12 functions. Allow yourself or even your partner to experiment and control 12 vibration functions that include a range of speeds and patterns for intense inner sensations. Discover and use any of the 12 preset modes or create your own using the free mobile app. Give your Kegel muscles the workout and pleasure they deserve with replaceable, vibrating Kegel balls. To install the free app, scan the QR code on the box or below the description.