Easy Curves is a deceptively simple device designed to strengthen your breast muscles by causing you to strain against a force so the muscles get a workout. As you use your muscles more, they actually enlarge. Just look at professional body builders. They spend so much time doing resistance training that you can see each individual muscle bursting through their skin. By using Easy Curves you can get a more moderate form of that same effect, and see your breasts enlarge and obtain a desirable shape.