Philips Avent Natural 2. 0 Teat Fast Flow for 6 Months+ - Set of 2 Units The Philips Avent Natural 2.0 teat is easy to combine breast and bottle feeding. Ultra-soft teat mimics the feel of the breast Natural latch on due to the wide breast shaped nipple. A more comfortable and contented feed for baby Advanced anti-colic system with innovative twin valve Unique comfort petals with spiral design for an extra soft and flexible nipple. Air goes into the bottle, not baby's tummy The New Philips Avent Natural 2.0 teat is anti-colic with skin soft material and flexible spiral design, more closely resembles the breast. Like all Philips AVENT products, these are 0% BPA (Bisphenol A Free). The comfort petals and natural nipple shape allows natural latch on and makes it easy to combine breast and bottle feeding. Compatible with Philips AVENT Natural bottle. The range offers different flow rates for the most comfortable feed