BPA Free, Options Bottle can be used with or without Vent system Helps reduce feeding problems, Helps preserve vitamins, Helps digestion Vent and nipple create vacuum-free feeding, Provides a feeding experience similar to most nipple-vented bottles, Nipple venting creates a paced flow These Cleaning Brushes help keep the Dr. Brown's Nipples, Vent Inserts and Vent Reservoirs clean and clear of blockage so the patented internal venting system functions properly
