Avent's vented collapsible teats and perfectly symmetrical design ensure the natural development of palate, teeth and gums - even if the soother end up upside down in your baby's mouth.Using a soother at particular moments can help to relax your baby, 

Avent's vented collapsible teats and perfectly symmetrical design ensure the natural development of palate, teeth and gums - even if the soother end up upside down in your baby's mouth.Using a soother at particular moments can help to relax your baby.