The MAM Air Pacifier was designed with an open shield for maximum air circulation. The symmetrical nipple ensures the pacifier will always be in a correct position no matter what way it is put in baby's mouth.Soft, orthodontic nipple perfectly adapts to the baby's natural sucking behavior and thus contributes to the correct development of the jaws and gums.The button knob is easy to grip and allows the compatible pacifier keeper to be easily and securely attached