Chicco Teat Step-Up Normal Flow Consists Of Double Anti-Colic Vents. These Vents Prevent Your Baby From Taking In Air While Feeding, Thus Preventing Your Baby From And Risks. Chicco Teat Step-Up Normal Flow Features Natural Sucking For The Little One, The Same Has The Mother.

• Compatible with all the chicco baby bottles of the naturalfeeling line

• The angled teat stays full of milk and allows for natural attachment and sucking, just like a mother's breast

• Protection from colic: the double anti-colic valve prevents air ingestion and guarantees protection from colic and regurgitation

• It favors a comfortable position for newborns and the slow flow makes it ideal for the first feedings