Gvibe Gballs 3 is an enhanced personal muscle trainer that can be controlled via smartphone. Kegel training with Gballs 3 is simple, effortless, and enjoyable. You only need to dedicate half an hour each day, and within 3 to 4 weeks, you may notice significant improvements. Gballs 3 provides feedback that typical vaginal balls do not, helping you learn how to engage your kegel muscles effectively.