The adapter ring is one part of the Avent two-piece anti-colic system. This consists of the ring and a silicone teat. As your baby feeds, the unique skirt on the teat flexes to allow air into the feeding bottle instead of your baby's tummy.
Overview
The adapter ring is one part of the Avent two-piece anti-colic system. This consists of the ring and a silicone teat. As your baby feeds, the unique skirt on the teat flexes to allow air into the feeding bottle instead of your baby's tummy.