The Pigeon Soft Nipple Plastic Feeding Bottle Is A Healthy Start To Baby'S Independent Eating Habits. The Bottle Allows The Natural Movement Of The Baby'S Tongue, Ensuring Maximum Development Of The Muscles Of The Face And Jaw. The Bottle Incorporates A Unique Aeration System That Allows Minimal Air Intake And Ease Milk Slips Into The Baby'S Stomach. The Uniquely Streamlined Shape Of The Bottle Makes It Easy For The Mother To Carry, Clean And Use.