Wide mouth silicone teats Level 1: 0m+. Designed with medical professionals and mimicking nature, its curved shape made of soft silicone is more flexible at the top of the teat and gradually firmer at the base to help baby have a comfortable latch and prevent confusion with the nipple With 93% acceptance*, the new Options+ anti-colic bottle's teat is similar to the mother's breast for a more natural feeding, avoiding teat-nipple confusion thanks to its wider base that makes it easier to grip and open the mouth. Characteristics: The nipple is 100% medical silicone and is laser perforated, which ensures the highest quality since the hole is exactly the same in all of the same level, giving an exact timed flow. The Options+ Wide Mouth Teat is more like a mother's breast to encourage better latch-on and reduce nipple confusion. BPA free.