Physio Light is Chicco’s extra light pacifier with large ventilation holes to prevent the accumulation of baby’s saliva. So your delicate skin is not irritated, and the pacifier is so light that you will not feel any discomfort. With a hygienic silicone nipple, it does not deform and its finish is very soft and pleasant. All Chicco pacifiers are PhysioForma: developed to help position the tongue forward and thus favor the baby’s physiological breathing .