Philips Avent SCF042/27 Natural series slow flow teats 1 month+ with a wide base mimic the breast shape and promote natural latch. With the Natural teat, the baby's sucking movements are as close to natural as possible. The flexible and resilient Philips Avent Natural SCF042/27 slow flow teat stretches and allows feeding in the most natural way without collapsing. The ultra-soft teat material ensures a natural position of the teat in the baby's mouth. The velvety surface and rounded shape of the teat, upon tactile contact, reminds the baby of the mother's breast. Specially designed ''petals'' maintain the teat's shape and promote continuous milk flow during feeding. The teat stretches well and allows feeding in the most natural way without collapsing. The anti-colic valve prevents air from entering the baby's tummy, thereby reducing the risk of colic and discomfort. The Philips Avent Natural range includes teats of various softness levels and flow rates, suitable for different stages of your baby's development. Natural series teats are compatible only with Philips Avent Natural series bottles. Detailed characteristics: stage 1 month+, teat material silicone (BPA-free1), easy to combine breast and bottle feeding, Natural series teats are compatible only with Philips Avent Natural series bottles. The set includes: 2 teats. 1BPA-free, complying with EU Regulation 10/2011.