Our pacifiers support the healthy development of baby's jaw. The pacifier shield is perfectly adapted to the contours of the mouth. Chin protection prevents skin irritation above the chin. Rounded shield edge is soft and smooth and prevents pressure points. The Extra-large ventilation holes along the sides of the shield enable baby's sensitive skin to breathe optimally. All pacifiers will be delivered with a hygienic pacifier cover made of BPA free Polypropylene.