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.