Elvie Trainer Smart Kegel Exerciser BRAND NEW in SEALED BOX Take charge of your pelvic floor with expert-designed care from home. Pelvic floor trainer and app. Using biofeedback, the gold standard of Kegel training, Elvie Trainer helps you visualize your pelvic floor while guiding you through each exercise. Simply insert Elvie Trainer and connect to the app. As you squeeze your pelvic floor muscles, your contractions move the gem through a targeted workout. **I bought one for myself and then received one as a gift! No need for two, one works just great!**