You can provide your baby with a healthy and comfortable experience using Avent Natural Feeding Bottle, SCF691/23. Its anti-colic valve blocks air from entering into baby's stomach while giving comfortable feed experience. It ensures that your little one is getting all the essentials without any harmful intake. Its extra soft nipple is made to allow only needed amount of flow to pass through. It is simple to use and easy to clean and reuse again. It can be used with other Philips Avent products.