wide-neck bottle this easy-to-clean bottle features and wide breast-shaped nipple for easy latching and feeding angled bottle this bottle features a unique internal venting system that's designed to simulate helps baby feed in the semi-upright position to help prevent ear infections anti-colic bottle features an anti-colic internal vent system it can be used with or without the vent as baby grows dr brown's hadd saff avent philips philips avent playtex ventaire natural shape 9oz bottle options+ 8 oz standard bottle
