Farlin Wide Neck Feeder 360 cc with Anti-Colic silicone nipple. It has Golden triangle nipple that elongates like mothers nipple. Help baby to drink comfortably. It has anti colic system that allows constant liquid flow with less ingestion of air, the designed fur-preventing system help to keep babys oral hygiene. Natural feeding design Wide Neck 360 cc. No-BPA detected. Completely Transparent Makes It Easier To Clean. Bottle Neck Has Smoother Inner Surface.