Philips Philips Avent Newborn Natural Baby Bottle is the most natural way to bottle feed.The wide breast-shaped nipple promotes natural latch-on so you can combine breastfeeding and bottle feeding. Our flexible spiral design combined with the comfort petals allow for a natural movement while baby feeds. The nipples have Airflex vent technology and are designed to reduce colic and discomfort by venting air away from baby's tummy. BPA free products. The baby bottle brush's curved brush head and molded tip cleans hard to reach areas. Used by medical professionals to calm newborns, the highly durable Soothe pacifiers feature hospital grade silicone and one piece construction.