For hundreds of years, Kegel Balls have been used for exercises that are believed to help strengthen the kegel floor. THESE ARE KEGEL EXERCISE BUT HAVE A FUN FACTOR. NICK-NAMED "DISCO BALLS" ~ THEY ARE WORN IN PUBLIC, ESPECIALLY WHERE THERE IS LOUD MUSIC. THE BALLS WILL BOUNCE TO THE BEAT OF THE MUSIC. or STROLL ALONG WITH THEM IN. FOR ADDED STIMULATION.

HOW THEY WORK:The Duplicity Duo Balls feature 2 large beads of the same size (approximately 4 cm in diameter). INSIDE each bead is a rolling ball which creates a pleasurable rattling/rolling sensation with the slightest movement. Bringing great pleasure to the CLIT!

INSTANT FOREPLAY IN PUBLIC: Even though this toy isn't powered, the motion created with the movement provides a steady stimulation while walking or near LOUD MUSIC.

The Duo Balls feature a body-safe plastic shell and have a safety loop to pull it out when finished.

YES THEY WORK ON KIEGELS AS WELL. If larger ball is needed these will do the trick to strengthen as well as public pleasure