The Philips Avent Ultra Air pacifier for boys is a symmetrical silicone pacifier designed for children over 18 months of age. The textured, ultra-soft silicone is designed to resemble a mothers breast . The pacifier is provided with very large holes that ensure maximum air flow. It has a symmetrical shape that adapts perfectly to the babys mouth, supporting the natural development of the oral cavity. The package contains 2 colored pacifiers enclosed in a box that can be used for storing or sterilizing the pacifiers in a microwave oven.