The Mam Easy Start Anti-colic Baby Bottles are a set of bottles designed specifically for newborns, suitable from birth. These bottles feature an anti-colic nipple to help reduce colic in infants, making them easier to digest. Made from BPA-free plastic and silicone, these clear bottles have a capacity of 130ml / 4.5oz. The bottles are designed with newborn flow nipples, ensuring that the milk flows at a rate suitable for newborns. Perfect for parents looking to alternate bottle feeding with breast feeding, these bottles are a reliable option for infants.