ORTHODONTIC PACIFIER. Designed by a pediatric dentist, this newborn pacifier has a 100% silicone bulb that features a patented suction-free air channel and thin bulb stem that reduce pressure inside baby’s mouth, helping prevent dental issues such as posterior crossbite. GLOW-IN-THE-DARK SHIELD. The glow-in-the-dark pacifier is easy to locate at night – just expose to light to utilize the glow-in-the-dark feature! BABY PACIFIER 0-6 MONTHS, 6-18 MONTHS. PreVent™ Pacifiers have a size for every age, ranging from 0m-18m. EASY TO CLEAN. Pacifiers are dishwasher (top rack) and sterilizer safe. Electric sterilization and boiling water only – do not sterilize infant pacifiers in the microwave.