With three progressive weights from soft weight single ball to hard and heavy double ball. Ami enhances pelvic fitness, allowing deeper and more intense orgasms alongside a range of health benefits, all at a self selected pace. A strong PC muscle is the key to more intense orgasms and greater urinary control, as well as helping during childbirth. Kegel exercises (named after the American gynecologist, Dr. Kegel, who popularized these in the 1970s) are designed to tone and strengthen your PC muscle. With Ami,these exercises become simple, easy and pleasurable. Using Ami regularly will tone and strengthen your PC muscle, so you can enjoy enhanced sensitivity and more intense, easy to achieve orgasms. What is more, each Ami contains little balls that rumble around inside you, creating a discreet, arousing sensation even while you are working out. Presented in luxurious packaging, the Je Joue products have beautifully crafted designs and are the ultimate in quality: 100% body safe silicone and phthalate free. Discover this complete collection of quiet and rechargeable toys, with low frequency motors to give a unique and rumbling sensation, designed to enrich feminine pleasure and spice up couples play.