pacifiers are made of silicone: advantages: they do not damage when sterilized; they are more resistant and fairly elastic; They are recommended for children who drink their bottles too quickly. These nipples are firmer, the infant will do more to drink. The flow rate will be slower. They thus prevent regurgitation. They are odorless and their transparency allows to check their cleanliness and the flow of milk. more, nipples have the form of the mother's nipple allowing breast to bottle easily pass