Dr. Brown's Natural Flow Standard require these specific silicone nipple teats. These Preemie teats in a pack of 2 are ideal for settling new babies from birth, who are suffering from colic, spit-ups, burping and or gas. They help prevent fluid in the ear or possible vacuums and they are practical and easy to clean using a dishwasher, top rack only.
Helps colicky babies settle down/sleep
Reduces colic, spit-up, burping and gas
Helps prevent fluid in the ear/no vacuum
Easy to clean, dishwasher safe