Wide-neck plastic bottle options+ suitable for 0m+ silicone nipple ergonomically designed wide-neck bottle that makes it easier to fill and hold. made of modern and safe plastic without bisphenol – a. has a natural flow system and a transparent silicone nipple, which due to its wider base is preferred by breastfeeding mothers. using it with the air passage system, you benefit from all the advantages for healthy feeding. without the air passage system you have the convenience of a compatible bottle with air passage through the nipple. advantages helps reduce feeding problems the bottles in this series are known for reducing colic, reflux, burping and gas. proven to help preserve the nutrients in milk vitamins a, c and e are vital for health in infancy. feeding without swallowing air helps digestion good digestion is essential for babies, especially newborns. fully ventilated bottle design closer to breastfeeding. internal air passage system together with silicone nipple controlled flow, so babies can feed at their own pace.