Chicco Natural Feeling Teat 4m+ Adjustable Flow 2 Pcs is ideal from 2 months onwards, when the colic episodes have subsided. The flow can be adjusted to suit the baby's needs, turning the desired flow rate number on the teat under the baby's nose. Ideal for babies during the first few months, when their eating appetites increase. The step up teat is soft and simulates the wrinkles of a mother