The Philips Avent Ultra Soft pacifier for babies 6-18 months is designed with a soft and flexible shield for fewer skin marks and less skin irritation. This makes it a more comfortable choice for your baby's delicate skin. 98% of babies accept the soft silicone pacifier nipple. It comes with 2 pacifiers packaged in a sterilizer / carrying case that can be used to sterilize them with water in the microwave. The sterilizer / carrying cases can be used to sterilize the pacifiers with water in the microwave and transport or store them hygienically. Made of BPA free material.