Chicco Feed Easy teats have been specially designed to provide an easy and comfortable feeding experience to both babies and parents Anti-colic system: the anti-colic valve at the base of the teat helps prevent air ingestion by the baby while feeding, thus reduces colic, gas and discomfort in babies Spiral grooved nipple: spiral ring like texture on the nipple helps minimize air bubbles as the milk passes through it resulting in an air free feeding and further prevents nipple collapse Ultra soft silicone ... More View