Natural Response Nipple: The bottle features a Natural Response Nipple with a unique opening that releases milk only when the baby actively drinks. This allows babies to feed at their own pace, mimicking the natural rhythm of breastfeeding. Anti-Colic Valve: The bottle is equipped with an anti-colic valve designed to reduce air ingestion during feeding, helping to minimize colic and discomfort for the baby. Soft and Flexible Nipple: The wide, soft, and flexible nipple is designed to mimic the shape and feel of a breast, promoting a comfortable latch and feeding experience for the baby. Ergonomic Bottle: The ergonomic bottle design ensures easy gripping at any angle, providing maximum comfort for both parents and babies during feeding sessions. Overall, the Avent Natural Response Feeding Bottle offers a combination of natural features and ergonomic design to facilitate comfortable and convenient feeding for babies while supporting the bonding experience between parents and infants.