The unique design of the German Fun Factory Smartballs is not only pleasing to the eye with it's structure and slightly elliptical form, but you will notice an increase in your sexual excitement as these balls vibrate within your intimate passages! What's better, Smartballs are designed to discretely exercise and strengthen your vaginal muscles!

The two balls are joined together with a small link and there is a loop attached to the end of one ball. To ensure easy insertion, use lots of lube and be sure that you leave the loop outside of the vagina.

Once inserted, with each move you make the metal balls inside the Smartballs cause a vibration that is silent and gentle yet very perceptible! The weight of the balls provide a targeted workout of the pelvic floor and kegel muscles benefiting you with more enjoyable sex!