Love balls With proven medical effectiveness: Two vaginal balls with return ribbons. High-quality design. For the preventive and reactivating training of the pelvic floor muscles and for the targeted training of the vaginal musculature. The exercises can help to prevent incontinence. Made of medical plastic. AMOR GYM BALLS are not children's toys. Keep out of the reach of children. As a perfect complement: the lubricant and the Toy Cleaner. An instruction manual for AMOR Love Balls GymBalls Duo.