Avent classic feeding bottles 1m 2 pack includes 2 of the 260ml9oz feeding bottles clinically proven to reduce colic as your baby drinks the unique valve on the teat flexes to allow air into the bottle instead of your baby39s tummy designed to prevent leakage whilst feeding easy to use and assemble only 4 parts for quick and simple assembly easy to clean for perfect hygiene with only 4 parts a wide bottle neck and rounded corners this bottle is quick and easy to