Product description AVENT Ultra Air Soother Allows your babys skin to breathe Extra large holes provide better relief Orthodontic and BPA-free Set of 2 6–18 months Pacifier made of 100% food-grade silicone . The type of silicone used to make the Ultra Soft and Ultra Air pacifiers was carefully chosen—its a safe and inert material widely used in medicine. Furthermore, its free from harmful chemicals, endocrine disruptors (e.g., BPA), and allergens. The travel case included with the Ultra Soft and Ultra Air pacifiers also doubles as a sterilizing container. Simply add a little water and place in the microwave. This ensures your pacifier is clean and ready for use again.