Aiwibi new born baby feeding bottle uses safe and reliable baby bottle materials, the wide-necked bottle design makes cleaning easier. Can be safely used for disinfection and cleaning, will not produce harmful substances. The soft silicone breast-like nipple design is closer to the skin and curved like a mother, providing comfortable feeding and support during the transition from Breast feeding to bottle feeding. Air is exchanged through a vent in the bottle nipple cap, balance the pressure, effectively reduce the baby flatulence, hiccup and vomiting symptoms.