Dr. Brown's Natural Flow Wide Neck Insert Replacements, 4 Count

Vent Inserts are exclusive for the wide neck 4 ounce and 8 ounce Dr. Brown's Natural Flow baby bottles. They are meant to replace worn or lost inserts. These vent inserts are an integral part of the Dr. Brown's patented internal venting system.

They are meant to replace worn or lost inserts; these vent inserts are an integral part of the Dr Brown's patented internal venting system Vent Inserts are exclusive for the wide neck 4 ounce and 8 ounce Dr Brown's natural flow baby bottles Top rack dishwasher safe 4 Count