Philips Avent Ultra Air Soothers With 4 extra-large air holes, the lightweight shield is designed to provide maximum airflow, so baby's sensitive skin stays dry and soothed. 4 extra-large air holes Ultra Air is designed to allow maximum airflow so your baby's sensitive skin can breathe. Baby's sensitive skin stays drier and soothed thanks to this pacifier's breathable design with maximum airflow. The Ultra Air shield is lightweight and has rounded edges for your baby's comfort. Babies know what they like. We asked mothers how their little ones responded to our soft silicone teats and an average of 98% said their baby accepted the Philips Avent Ultra Soft and Ultra Air pacifiers. The silky-textured silicone nipple of this pacifier soothes and calms baby. Our flexible silicone nipple has a symmetrical shape that protects your baby's palate, teeth and gums as he or she grows. Microwave sterilization is a safe and easy process to perform. With our carry case you can sterilize your baby's pacifier in the microwave and store it hygienically when you go out. Simple steps to achieve reliable sterilization in three minutes Place the well-rinsed pacifiers in the case, add 25 ml of water and microwave at 750-1000 W for 3 minutes. Allow to cool for 5 minutes, drain the water and you're done. It is recommended to use from 0 to 6 months