Avent classic newborn starter set 0m includes 4 bottles 2x125ml4oz 2x260ml90z clinically proven to help settle your baby and reduce colic unique anti colic system consists of the avent teat and adapter ring allowing air to flow into the bottle instead of your baby39s tummy for better digestion teat design supports easy latch on the orthodontic collapsible teat of the translucent pacifier respects the natural development of a baby39s palate teeth and gums al