Avent Natural Baby Bottle 125ml 0 Months + has a 125ml capacity and a large teat quite similar to the shape of a nipple. It allows a natural teat like during natural nursing, fostering the alternation natural nursing / baby bottle nursing for the baby.Its alveoli with a unique comfort, reinforce the softness and the suppleness of the teat, without crush. The nursing is more comfortable for the baby.The Avent baby bottle has an anti-colic system based on a double valve system, reducing colic and discomfort of the baby. Indeed, the air penetrates in the baby bottle and not in the baby's stomach. Your baby controls the milk flow, like in natural nursing cases.0% BPA.