Fun Factory’s Smartballs Duo is the ideal pelvic exerciser for those who already have strong existing pelvic muscles or have used the Smartballs Uno. Regular use will assist in maintaining your sexual health, help recover from child birth and strengthen those pelvic muscles for wilder, more stimulating sex.
Smartballs Duo has been designed to be used throughout your daily life, comfortably. Whether at work, out shopping or hitting the gym, Smartballs Duo is busy at work. With every move you make its interior balls roll and rumble working those muscles out making them stronger than ever.