The Philips Avent Ultra Air pacifier is intended for children aged 0-6 months. It is designed for sensitive baby skin, especially large openings on the pacifier allow the skin to breathe and stay dry. In addition, the pacifier is orthodontically shaped and adapted to the natural shape of the palate, teeth and gums. The Philips Avent Ultra Air pacifier comes in a travel case that is also used for sterilization.