Description Description:Vent Reservoirs are exclusive for the standard 8 ounce Dr. Brown’s Natural Flow baby bottles.They are the exact pieces that come with each standard 8 ounce Dr. Brown’s Natural Flow baby bottle and are meant to replace worn or lost vent reservoirs. These vent reservoirs are an integral part of the Dr. Brown’s patented internal venting system. Features: Same as the vent reservoirs that come with the Standard Dr Browns 8 oz bottles. Designed to replace worn or lost pieces. Top-rack dishwasher safe. Pack of 2
