The Philips AVENT Natural bottle helps to make bottle feeding more natural for baby and parent. The teat features an innovative petal design that makes for an extra soft and flexible teat with a natural latch on similar to the breast - making it easier to combine breast and bottle feeding. The bottles feature an advanced anti-colic system with innovative twin valve design to reduce colic for a more comfortable feed. The ergonomic shape additionally makes it easy to hold and grip in any direction for maximum comfort.