The Philips Avent ultra air pacifier for babies 0-6 months is designed with a lightweight, breathable shield for baby's sensitive skin Soothe your baby with a pacifier that lets the skin breathe. The Philips Avent ultra air pacifier has extra large holes to keep the skin dry. The lightweight shield is designed for maximum airflow. The pacifier also takes into account the natural shape of the palate, teeth and gums.