Classix Duo-Tone Balls is a sex toy for female pleasures. The balls are connected with each other by a string for easier use. They are inserted vaginally or anally and provide pleasant vibrations as a woman moves. This sex toy is perfect for solo experiments or can be used during love making and is great as an additional stimulator for your partner and you. A female have a chance also to strengthen her vaginal muscles using this erotic accessory on a regular basis.