With the Satisfyer Yoni Power 1 you can train your pelvic floor muscles in as little as 15 minutes a day, thus achieving even more intense orgasms. The different sizes of the Chinese balls mean that you can increase slowly. Product information “Yoni Power 1" Pelvic floor training strengthens muscles and allows for more intense orgasms Made of medical silicone that is super soft and harmless to the skin and with a silky and extremely hygienic feel Retaining ring for safe use 15-year warranty Pelvic Floor Muscle Strengthening Training Kit More pleasure for men and women during sex thanks to muscle constriction Safe to use thanks to the recovery strap Medical silicone Easy to clean