The ergonomically shaped Weighted Kegel Balls are designed for comfortable kegel exercises. Regular kegel exercises increase sexual satisfaction, strengthened pelvic muscles and amplified arousal. These perfectly weighted balls are thoughtfully sculpted for comfortable insertion, wear and removal for beginner or experts. A stretchy, durable silicone retrieval cord allows for easy, comfortable removal. The hypoallergenic premium silicone is body safe, unscented and phthalate free to keep you most sensitive spots, happy and healthy.