Suavinex smoothie physiological pacifier all silicone 6-18 m x1is a perfect pacifier for newborns up to six months old. Specifically, this pacifier has a single piece all in silicone, which allows for greater flexibility. This makes it perfect for overnight use as it won't hurt the baby. In turn, its slanted ring will not disturb the baby while he sleeps or leave marks on his delicate face.