Main character Dr. Brown\’s Printed Shield Pacifier is very cutely designed including Frog, Bear, Cat and Monkey; Help your little one learn about animal characters. The cross section of the pacifier (shield) attached to the front lip is made of tritan. Tritan is a high quality plastic material commonly used for small cutlery, more durable and resistant to the sterilization process. Dr. Brown\’s Printed Shield Pacifier can be used from newborn with stage 1 for 0-6 months and stage 2 for 6-18 months. Make sure the pacifier you choose is the best pacifier, which will not only meet your little one\’s need for suction, but can help the process of forming perfect teeth. A wise mother gives the best for her baby.