Dr. Brown's Natural Flow Options Bottle Replacement Vent Kit replaces worn or lost parts. For use with Dr. Brown's Options 8 oz. bottle. Dr. Brown's Natural Flow Options bottles help reduce colic, spit-up, burping, and gas (sold separately)
About the Brand: At Dr. Brown's, the focus has always been to create innovative baby products to promote good health and optimal nutrition. With best baby products supplied to hospitals and NICUs, Dr. Brown's is a favourite amongst moms worldwide, quite certainly for its quality and class.